The least number by which 2450 must be multiplied to make it a perfect square, is [#1028]

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Q1. The least number by which 2450 must be multiplied to make it a perfect square, is
Q1. The least number by which 2450 must be multiplied to make it a perfect square, is

(A) 2
(A) 2

(B) 3
(B) 3

(D) 5
(D) 5

Answer: (A) 2
Answer: (A) 2

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2024-04-19

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Q1. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is
Q1. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is

(A) 2 : 5
(A) 2 : 5

(B) 3 : 5
(B) 3 : 5

(D) 7 : 5
(D) 7 : 5

Answer: (C) 4 : 5
Answer: (C) 4 : 5

4 : 5

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Q2. If A : B = 3, then 144A : 36B is
Q2. If A : B = 3, then 144A : 36B is

(A) 4
(A) 4

(B) 12
(B) 12

(D) 16
(D) 16

Answer: (B) 12
Answer: (B) 12

A : B = 3 =>

\frac{A}{B}

= 3

\frac{144 A}{36 B}

\frac{144}{36} \times \frac{A}{B}

\frac{144}{36}

x 3 = 4 x 3 = 12

A : B = 3 =>

\frac{A}{B}

= 3

\frac{144 A}{36 B}

\frac{144}{36} \times \frac{A}{B}

\frac{144}{36}

x 3 = 4 x 3 = 12

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2024-10-23

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Q3. The product of two consecutive odd numbers is 19043. Which is the smaller number?
Q3. 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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Q4. What is the term for a angle greater than 90 degrees but less than 180 degrees?
Q4. What is the term for a angle greater than 90 degrees but less than 180 degrees?

(A) Acute angle
(A) Acute angle

(B) Right angle
(B) Right angle

(D) Straight angle
(D) Straight angle

Answer: (C) Obtuse angle
Answer: (C) Obtuse angle

An obtuse angle is an angle greater than 90 degrees but less than 180 degrees, like the angle formed by two walls that meet at a corner.

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Q5. If 16℅ of 40℅ of a number is 8, then the number is
Q5. If 16℅ of 40℅ of a number is 8, then the number is

(A) 250
(A) 250

(B) 125
(B) 125

(D) 100
(D) 100

Answer: (B) 125
Answer: (B) 125

125

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2024-03-03

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Q6. The sum of two numbers is 15 and the sum of their squares is 113. The numbers are
Q6. The sum of two numbers is 15 and the sum of their squares is 113. The numbers are

(A) 4 and 10
(A) 4 and 10

(B) 6 and 9
(B) 6 and 9

(D) 7 and 8
(D) 7 and 8

Answer: (D) 7 and 8
Answer: (D) 7 and 8

7 and 8

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Q7. At what speed should a car travel on a highway to reach a destination 12 km away in 15 minutes?
Q7. At what speed should a car travel on a highway to reach a destination 12 km away in 15 minutes?

(A) 64 kmph
(A) 64 kmph

(B) 84 kmph
(B) 84 kmph

(D) 36 kmph
(D) 36 kmph

Answer: (C) 48 kmph
Answer: (C) 48 kmph

12 ---- x 60 = 48 KMPH 15

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2024-10-23

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Q8. A number is as much greater than 31 as is less 55. Then the number is
Q8. A number is as much greater than 31 as is less 55. Then the number is

(A) 39
(A) 39

(B) 32
(B) 32

(D) 47
(D) 47

Answer: (C) 43
Answer: (C) 43

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Q9. If 2^x = 32, then the value of x is
Q9. If 2^x = 32, then the value of x is

(A) 4
(A) 4

(B) 5
(B) 5

(D) 7
(D) 7

Answer: (B) 5
Answer: (B) 5

2⁵ = 2*2*2*2*2 = 32

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2024-10-23

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Q10. The smallest among $\sqrt{\frac{1}{2}}, \sqrt{\frac{1}{3}}, \sqrt{\frac{1}{4}} a n d \sqrt{\frac{2}{3}}$ is
Q10. The smallest among $\sqrt{\frac{1}{2}}, \sqrt{\frac{1}{3}}, \sqrt{\frac{1}{4}} a n d \sqrt{\frac{2}{3}}$ is

(A)

\sqrt{\frac{1}{2}}

(A)

\sqrt{\frac{1}{2}}

(B)

\sqrt{\frac{1}{3}}

(B)

\sqrt{\frac{1}{3}}

(C)

\sqrt{\frac{1}{4}}

(C)

\sqrt{\frac{1}{4}}

(D)

\sqrt{\frac{2}{3}}

(D)

\sqrt{\frac{2}{3}}

Answer: (C)

\sqrt{\frac{1}{4}}

Answer: (C)

\sqrt{\frac{1}{4}}

\sqrt{\frac{1}{4}}

\sqrt{\frac{1}{4}}

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Related Questions

1. Find the least number by which 1250 must be multiplied to make it a perfect square.2. 98 toffees were distributed to some boys in a group. Each boy in the group got twice as many of the toffees as the number of boys. The number of boys in the group was 3. What is the name of the mathematical concept that describes a value that never changes, like the ratio of a circle's circumference to its diameter?4. The sum of the four consecutive alternate numbers is 64. The smallest number amongst them is 5. A number when divided by 6 is diminished by 40. The number is 6. A lady deposits money in her savings bank in such a way that every next day her deposit amount is ₹ 12 more than her previous day deposit. If she starts her deposit with ₹ 12 on the first day, the total amount deposited by Liza at the end of 30 days will be :7. The least number by which 2450 must be multiplied to make it a perfect square, is 8. A certain amount invested in a firm would become double at the end of one month, but it deducts an amount of ₹120 on every doubling. A person invests an amount of ₹105 and continues for 3 months without investing any additional amount. At the end of 3 months, his net income is 9. What is the value of x in the equation 2x + 5 = 11?10. Select the number pair in which the two numbers are related in the same way as 35 : 6.11. The largest of 2⁶, 3⁵, 4⁴ and 5³ is 12. The simple interest earned by 4,000 in 18 months at 12% per annum is 13. A number was increased by 40% and thereafter decreased by 40%. The net change in the number in percentage is 14. The remainder when –76 is divided by 3, is 15. A 20 m long ladder is leaning on a vertical wall. It makes an angle of 30° with the ground. The height of the point the ladder touches wall is 16. A hostel has 120 students and food supplies are for 45 days. If 30 more students joined the hostel, then how many days the hostel will run with the existing food?17. The missing term in the sequence 7, 11, 19, 31, ______, 67 is 18. Find the value of

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

19. The angles of a quadrilateral are in the ratio of 1 : 3 : 4 : 7. The difference between the largest and the smallest angle is 20. The count of prime numbers between 80 and 100 is

The least number by which 2450 must be multiplied to make it a perfect square, is [#1028]

Q1. The least number by which 2450 must be multiplied to make it a perfect square, isQ1. The least number by which 2450 must be multiplied to make it a perfect square, is

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Related MCQ Quizzes

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Related Questions

Q1. The least number by which 2450 must be multiplied to make it a perfect square, is
Q1. The least number by which 2450 must be multiplied to make it a perfect square, is

Q1. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is
Q1. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is

Q2. If A : B = 3, then 144A : 36B is
Q2. If A : B = 3, then 144A : 36B is

Q3. The product of two consecutive odd numbers is 19043. Which is the smaller number?
Q3. The product of two consecutive odd numbers is 19043. Which is the smaller number?

Q4. What is the term for a angle greater than 90 degrees but less than 180 degrees?
Q4. What is the term for a angle greater than 90 degrees but less than 180 degrees?

Q5. If 16℅ of 40℅ of a number is 8, then the number is
Q5. If 16℅ of 40℅ of a number is 8, then the number is

Q6. The sum of two numbers is 15 and the sum of their squares is 113. The numbers are
Q6. The sum of two numbers is 15 and the sum of their squares is 113. The numbers are

Q7. At what speed should a car travel on a highway to reach a destination 12 km away in 15 minutes?
Q7. At what speed should a car travel on a highway to reach a destination 12 km away in 15 minutes?

Q8. A number is as much greater than 31 as is less 55. Then the number is
Q8. A number is as much greater than 31 as is less 55. Then the number is

Q9. If 2^x = 32, then the value of x is
Q9. If 2^x = 32, then the value of x is

Q10. The smallest among $\sqrt{\frac{1}{2}}, \sqrt{\frac{1}{3}}, \sqrt{\frac{1}{4}} a n d \sqrt{\frac{2}{3}}$ is
Q10. The smallest among $\sqrt{\frac{1}{2}}, \sqrt{\frac{1}{3}}, \sqrt{\frac{1}{4}} a n d \sqrt{\frac{2}{3}}$ is