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In this category calculation is involved.

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Category UID: 15

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Category Name: Calculation Involved

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Category Description: In this category calculation is involved.

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Q1. If 20% of a is b, then b% of 20 is the same as :
Q1. If 20% of a is b, then b% of 20 is the same as :

(A) 4% of a
(A) 4% of a

(B) 8% of a
(B) 8% of a

(D) 10% of a
(D) 10% of a

Answer: (A) 4% of a
Answer: (A) 4% of a

20% of a is b Hence b = 20% of a = 20a/100 b% of 20 = 20% of b = (20/100) * 20a/100 = (20*20*a)/(100*100) = 4a/100 = (4/100) * a = 4% of a

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@1129

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2024-05-15

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Q2. The sum of the four consecutive alternate numbers is 64. The smallest number amongst them is
Q2. The sum of the four consecutive alternate numbers is 64. The smallest number amongst them is

(A) 13
(A) 13

(B) 11
(B) 11

(D) 9
(D) 9

Answer: (A) 13
Answer: (A) 13

The smallest number amongst them is 13 => X + (X+2) + (X+4) + (X+6) = 64 => 4X + 12 = 64 => 4X = 64 - 12 => 4X = 52 => X = 13

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2024-05-09

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Q3. The value of $\sqrt{0.04} + \sqrt{1.44} + \sqrt{1.69} + \sqrt{0.0009}$ is :
Q3. The value of $\sqrt{0.04} + \sqrt{1.44} + \sqrt{1.69} + \sqrt{0.0009}$ is :

(A) 1.73
(A) 1.73

(B) 2.03
(B) 2.03

(D) 1.03
(D) 1.03

Answer: (C) 2.73
Answer: (C) 2.73

\sqrt{0.04} + \sqrt{1.44} + \sqrt{1.69} + \sqrt{0.0009}

\sqrt{0.02*0.02} + \sqrt{1.2*1.2} + \sqrt{1.3*1.3} + \sqrt{0.03*0.03}

= 0.2 + 1.2 + 1.3 + 0.03 = 2.73

\sqrt{0.04} + \sqrt{1.44} + \sqrt{1.69} + \sqrt{0.0009}

\sqrt{0.02*0.02} + \sqrt{1.2*1.2} + \sqrt{1.3*1.3} + \sqrt{0.03*0.03}

= 0.2 + 1.2 + 1.3 + 0.03 = 2.73

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2024-05-09

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Q4. Shyam stored Rs 35 in the form of 1 rupee coin and 50 paise coins in the ratio 2 : 3. The number of 50 paise coins are
Q4. Shyam stored Rs 35 in the form of 1 rupee coin and 50 paise coins in the ratio 2 : 3. The number of 50 paise coins are

(A) 20
(A) 20

(B) 25
(B) 25

(D) 35
(D) 35

Answer: (C) 30
Answer: (C) 30

1*20 + 0.5*30 = 20+15 = 35

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2024-04-19

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Q5. The LCM of two numbers is 40 and their HCF is 4. If the difference between the two numbers is 12, then the sum of the numbers is
Q5. The LCM of two numbers is 40 and their HCF is 4. If the difference between the two numbers is 12, then the sum of the numbers is

(A) 20
(A) 20

(B) 24
(B) 24

(D) 32
(D) 32

Answer: (C) 28
Answer: (C) 28

X * (X-12) = 40 * 4 X = 20 X + (X-12) = 20 + 20 - 12 = 28

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2024-05-01

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Q6. p, q, r are three numbers such that the LCM of p and q is q and the LCM of q and r is r. The LCM of p, q and r will be
Q6. p, q, r are three numbers such that the LCM of p and q is q and the LCM of q and r is r. The LCM of p, q and r will be

(A) q
(A) q

(B) r
(B) r

(D) pqr
(D) pqr

Answer: (B) r
Answer: (B) r

LCM will be r. px= q and qy = r, hence r = pxy.

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2024-04-20

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Q7. Three numbers are in the ratio 3:4:5. The sum of the largest and the smallest equals the sum of the third and 52. The smallest number is
Q7. Three numbers are in the ratio 3:4:5. The sum of the largest and the smallest equals the sum of the third and 52. The smallest number is

(A) 48
(A) 48

(B) 36
(B) 36

(D) 30
(D) 30

Answer: (C) 39
Answer: (C) 39

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@899

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2024-03-03

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Q8. A number when divided by 6 is diminished by 40. The number is
Q8. A number when divided by 6 is diminished by 40. The number is

(A) 72
(A) 72

(B) 48
(B) 48

(D) 84
(D) 84

Answer: (B) 48
Answer: (B) 48

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2024-03-03

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Q9. In a school with 10 teachers, one retires and immediately a new teacher of age 25 years joins. As a result, the average age of the teacher reduces by 3. The age of the retired teacher is
Q9. In a school with 10 teachers, one retires and immediately a new teacher of age 25 years joins. As a result, the average age of the teacher reduces by 3. The age of the retired teacher is

(A) 55 years
(A) 55 years

(B) 65 years
(B) 65 years

(D) 60 years
(D) 60 years

Answer: (A) 55 years
Answer: (A) 55 years

25 years + (3*10) years = 55 years

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2024-04-19

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Q10. When a number is divided by 893 the remainder is 193. If the same number is divided by 47, the remainder will be
Q10. When a number is divided by 893 the remainder is 193. If the same number is divided by 47, the remainder will be

(A) 3
(A) 3

(B) 25
(B) 25

(D) 33
(D) 33

Answer: (C) 5
Answer: (C) 5

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2024-04-19

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Q11. Which of the following is a prime number?
Q11. Which of the following is a prime number?

81,33,71,93

81,33,71,93

(A) 93
(A) 93

(B) 33
(B) 33

(D) 81
(D) 81

Answer: (C) 71
Answer: (C) 71

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2024-03-03

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Q12. A man is 3 years older than his wife and four times as old as his son. If the son becomes 15 years old after 3 years, the present age of his wife is :
Q12. A man is 3 years older than his wife and four times as old as his son. If the son becomes 15 years old after 3 years, the present age of his wife is :

(A) 60 years
(A) 60 years

(B) 51 years
(B) 51 years

(D) 45 years
(D) 45 years

Answer: (D) 45 years
Answer: (D) 45 years

The son becomes 15 years old after 3 years. Hence son's present age = 15 years - 3 years = 12 years Man is four times as old as his son. Hence Man's present age = 12 years * 4 = 48 years Man is 3 years older than his wife. Hence present age of his wife = 48 years - 3 years = 45 years.

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@1127

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2024-05-15

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Q13. The product of two consecutive odd numbers is 19043. Which is the smaller number?
Q13. The product of two consecutive odd numbers is 19043. Which is the smaller number?

(A) 133
(A) 133

(B) 131
(B) 131

(D) 129
(D) 129

Answer: (C) 137
Answer: (C) 137

137

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2024-03-03

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Q14. Find the odd number - 15, 17, 6, 12.
Q14. Find the odd number - 15, 17, 6, 12.

(A) 6
(A) 6

(B) 12
(B) 12

(D) 17
(D) 17

Answer: (D) 17
Answer: (D) 17

17 which is a Prime number.

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2024-03-03

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Q15. A wheel can cover a distance of 22 km in 1000 rounds. The radius of the wheel is
Q15. A wheel can cover a distance of 22 km in 1000 rounds. The radius of the wheel is

(A) 4.5 m
(A) 4.5 m

(B) 2.1 m
(B) 2.1 m

(D) 3.5 m
(D) 3.5 m

Answer: (D) 3.5 m
Answer: (D) 3.5 m

3.5 m

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@1023

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2024-04-19

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Q16. Find the value of $\sqrt{\frac{225}{729}} - \sqrt{\frac{25}{144}} - \sqrt{\frac{16}{81}}$
Q16. Find the value of $\sqrt{\frac{225}{729}} - \sqrt{\frac{25}{144}} - \sqrt{\frac{16}{81}}$

(A)

\frac{- 5}{9}

(A)

\frac{- 5}{9}

(B)

\frac{- 7}{12}

(B)

\frac{- 7}{12}

(C)

\frac{- 20}{27}

(C)

\frac{- 20}{27}

(D)

\frac{- 11}{36}

(D)

\frac{- 11}{36}

Answer: (D)

\frac{- 11}{36}

Answer: (D)

\frac{- 11}{36}

\sqrt{\frac{225}{729}} - \sqrt{\frac{25}{144}} - \sqrt{\frac{16}{81}}

\sqrt{\frac{15 * 15}{27 * 27}} - \sqrt{\frac{5 * 5}{12 * 12}} - \sqrt{\frac{4 * 4}{9 * 9}}

\frac{15}{27} - \frac{5}{12} - \frac{4}{9}

\frac{60 - 45 - 48}{108}

\frac{- 33}{108}

\frac{- 11}{36}

\sqrt{\frac{225}{729}} - \sqrt{\frac{25}{144}} - \sqrt{\frac{16}{81}}

\sqrt{\frac{15 * 15}{27 * 27}} - \sqrt{\frac{5 * 5}{12 * 12}} - \sqrt{\frac{4 * 4}{9 * 9}}

\frac{15}{27} - \frac{5}{12} - \frac{4}{9}

\frac{60 - 45 - 48}{108}

\frac{- 33}{108}

\frac{- 11}{36}

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@1121

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2024-05-09

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Q17. 5 : 27 :: 9 :
Q17. 5 : 27 :: 9 :

Fill the blank.

Fill the blank.

(A) 83
(A) 83

(B) 81
(B) 81

(D) 18
(D) 18

Answer: (A) 83
Answer: (A) 83

5 : (5² + 2) = 5 : 27 Hence 9 : (9² + 2) = 9 : 83

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2024-05-15

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Q18. Find the value of the following expression
Q18. Find the value of the following expression

48÷12+4×25÷5

48÷12+4×25÷5

(A) 15
(A) 15

(B) 24
(B) 24

(D) 25
(D) 25

Answer: (B) 24
Answer: (B) 24

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2024-03-03

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Q19. The difference of two numbers is 5 and the difference of their square is 135. Then the sum of the numbers is
Q19. The difference of two numbers is 5 and the difference of their square is 135. Then the sum of the numbers is

(A) 25
(A) 25

(B) 45
(B) 45

(D) 27
(D) 27

Answer: (D) 27
Answer: (D) 27

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2024-03-03

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Q20. The number when divided by 2, leaves remainder 1; when divided by 3, leaves remainder 2 and when divided by 4, leaves remainder 3, is
Q20. The number when divided by 2, leaves remainder 1; when divided by 3, leaves remainder 2 and when divided by 4, leaves remainder 3, is

(A) 25
(A) 25

(B) 41
(B) 41

(D) 11
(D) 11

Answer: (D) 11
Answer: (D) 11

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2024-05-01

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Calculation Involved (Calculation is Required) | MCQ Quizzes | Category (R/R/A)

Q1. If 20% of a is b, then b% of 20 is the same as :Q1. If 20% of a is b, then b% of 20 is the same as :

Q2. The sum of the four consecutive alternate numbers is 64. The smallest number amongst them isQ2. The sum of the four consecutive alternate numbers is 64. The smallest number amongst them is

Q3. The value of 0.04 + 1.44 + 1.69 + 0.0009 is :Q3. The value of 0.04 + 1.44 + 1.69 + 0.0009 is :

Q4. Shyam stored Rs 35 in the form of 1 rupee coin and 50 paise coins in the ratio 2 : 3. The number of 50 paise coins areQ4. Shyam stored Rs 35 in the form of 1 rupee coin and 50 paise coins in the ratio 2 : 3. The number of 50 paise coins are

Q5. The LCM of two numbers is 40 and their HCF is 4. If the difference between the two numbers is 12, then the sum of the numbers isQ5. The LCM of two numbers is 40 and their HCF is 4. If the difference between the two numbers is 12, then the sum of the numbers is

Q6. p, q, r are three numbers such that the LCM of p and q is q and the LCM of q and r is r. The LCM of p, q and r will beQ6. p, q, r are three numbers such that the LCM of p and q is q and the LCM of q and r is r. The LCM of p, q and r will be

Q7. Three numbers are in the ratio 3:4:5. The sum of the largest and the smallest equals the sum of the third and 52. The smallest number isQ7. Three numbers are in the ratio 3:4:5. The sum of the largest and the smallest equals the sum of the third and 52. The smallest number is

Q8. A number when divided by 6 is diminished by 40. The number isQ8. A number when divided by 6 is diminished by 40. The number is

Q10. When a number is divided by 893 the remainder is 193. If the same number is divided by 47, the remainder will beQ10. When a number is divided by 893 the remainder is 193. If the same number is divided by 47, the remainder will be

Q11. Which of the following is a prime number?Q11. Which of the following is a prime number?

Q13. The product of two consecutive odd numbers is 19043. Which is the smaller number?Q13. The product of two consecutive odd numbers is 19043. Which is the smaller number?

Q14. Find the odd number - 15, 17, 6, 12.Q14. Find the odd number - 15, 17, 6, 12.

Q15. A wheel can cover a distance of 22 km in 1000 rounds. The radius of the wheel isQ15. A wheel can cover a distance of 22 km in 1000 rounds. The radius of the wheel is

Q16. Find the value of 225729-25144-1681Q16. Find the value of 225729-25144-1681

Q17. 5 : 27 :: 9 : ________Q17. 5 : 27 :: 9 : ________

Q18. Find the value of the following expressionQ18. Find the value of the following expression

Q19. The difference of two numbers is 5 and the difference of their square is 135. Then the sum of the numbers isQ19. The difference of two numbers is 5 and the difference of their square is 135. Then the sum of the numbers is

Q20. The number when divided by 2, leaves remainder 1; when divided by 3, leaves remainder 2 and when divided by 4, leaves remainder 3, isQ20. The number when divided by 2, leaves remainder 1; when divided by 3, leaves remainder 2 and when divided by 4, leaves remainder 3, is

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Related Categories

1. Calculation Not Involved (Calculation is Not Required)

2. Calculation Involved (Calculation is Required)

Q1. If 20% of a is b, then b% of 20 is the same as :
Q1. If 20% of a is b, then b% of 20 is the same as :

Q2. The sum of the four consecutive alternate numbers is 64. The smallest number amongst them is
Q2. The sum of the four consecutive alternate numbers is 64. The smallest number amongst them is

Q3. The value of $\sqrt{0.04} + \sqrt{1.44} + \sqrt{1.69} + \sqrt{0.0009}$ is :
Q3. The value of $\sqrt{0.04} + \sqrt{1.44} + \sqrt{1.69} + \sqrt{0.0009}$ is :

Q4. Shyam stored Rs 35 in the form of 1 rupee coin and 50 paise coins in the ratio 2 : 3. The number of 50 paise coins are
Q4. Shyam stored Rs 35 in the form of 1 rupee coin and 50 paise coins in the ratio 2 : 3. The number of 50 paise coins are

Q5. The LCM of two numbers is 40 and their HCF is 4. If the difference between the two numbers is 12, then the sum of the numbers is
Q5. The LCM of two numbers is 40 and their HCF is 4. If the difference between the two numbers is 12, then the sum of the numbers is

Q6. p, q, r are three numbers such that the LCM of p and q is q and the LCM of q and r is r. The LCM of p, q and r will be
Q6. p, q, r are three numbers such that the LCM of p and q is q and the LCM of q and r is r. The LCM of p, q and r will be

Q7. Three numbers are in the ratio 3:4:5. The sum of the largest and the smallest equals the sum of the third and 52. The smallest number is
Q7. Three numbers are in the ratio 3:4:5. The sum of the largest and the smallest equals the sum of the third and 52. The smallest number is

Q8. A number when divided by 6 is diminished by 40. The number is
Q8. A number when divided by 6 is diminished by 40. The number is

Q10. When a number is divided by 893 the remainder is 193. If the same number is divided by 47, the remainder will be
Q10. When a number is divided by 893 the remainder is 193. If the same number is divided by 47, the remainder will be

Q11. Which of the following is a prime number?
Q11. Which of the following is a prime number?

Q13. The product of two consecutive odd numbers is 19043. Which is the smaller number?
Q13. The product of two consecutive odd numbers is 19043. Which is the smaller number?

Q14. Find the odd number - 15, 17, 6, 12.
Q14. Find the odd number - 15, 17, 6, 12.

Q15. A wheel can cover a distance of 22 km in 1000 rounds. The radius of the wheel is
Q15. A wheel can cover a distance of 22 km in 1000 rounds. The radius of the wheel is

Q16. Find the value of $\sqrt{\frac{225}{729}} - \sqrt{\frac{25}{144}} - \sqrt{\frac{16}{81}}$
Q16. Find the value of $\sqrt{\frac{225}{729}} - \sqrt{\frac{25}{144}} - \sqrt{\frac{16}{81}}$

Q17. 5 : 27 :: 9 :
Q17. 5 : 27 :: 9 :

Q18. Find the value of the following expression
Q18. Find the value of the following expression

Q19. The difference of two numbers is 5 and the difference of their square is 135. Then the sum of the numbers is
Q19. The difference of two numbers is 5 and the difference of their square is 135. Then the sum of the numbers is

Q20. The number when divided by 2, leaves remainder 1; when divided by 3, leaves remainder 2 and when divided by 4, leaves remainder 3, is
Q20. The number when divided by 2, leaves remainder 1; when divided by 3, leaves remainder 2 and when divided by 4, leaves remainder 3, is