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 [#1030]
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Q1. 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
Q1. 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
(A) q
(B) r
(B) r
(B) r
(C) qr
(C) qr
(C) qr
(D) pqr
(D) pqr
(D) pqr
Answer: (B) r
Answer: (B) r
Answer: (B) r
LCM will be r.
px= q and qy = r, hence r = pxy.
LCM will be r. px= q and qy = r, hence r = pxy.
LCM will be r. px= q and qy = r, hence r = pxy.
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Related MCQ Quizzes
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Q1. 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
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7
=> x * 2x = 98
=> x2 =
=> x2 = 49
=> x = 7
7 => x * 2x = 98 => x2 = => x2 = 49 => x = 7
7 => x * 2x = 98 => x2 = => x2 = 49 => x = 7
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Q2. 3/4 of a number is 19 less than the original number. The number is
Q2. 3/4 of a number is 19 less than the original number. The number is
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76
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Q3. How many prime numbers exist, which are less than 40?
Q3. How many prime numbers exist, which are less than 40?
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Q4. When a number is divided by 893 the remainder is 193. If the same number is divided by 47, the remainder will be
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Q5. The simple interest earned by 4,000 in 18 months at 12% per annum is
Q5. The simple interest earned by 4,000 in 18 months at 12% per annum is
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720
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Q6. Which of the following is a prime number?
Q6. Which of the following is a prime number?
81,33,71,93
81,33,71,93
81,33,71,93
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Answer: (C) 71
Answer: (C) 71
Answer: (C) 71
71
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Q7. What is the term for a number that has no decimal places or fractional part?
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(A) Integer
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(A) Integer
(B) Fraction
(B) Fraction
(B) Fraction
(C) Decimal
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(C) Decimal
(D) Percentage
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Answer: (A) Integer
An integer is a whole number, either positive, negative, or zero, without a decimal or fractional part, such as 5, -3, or 0.
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An integer is a whole number, either positive, negative, or zero, without a decimal or fractional part, such as 5, -3, or 0.
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Q8. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is
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Answer: (C) 4 : 5
Answer: (C) 4 : 5
4 : 5
4 : 5
4 : 5
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Q9. The smallest positive integer that is simultaneously divisible by 6, 8 and 12 is
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(D) 36
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Answer: (A) 24
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6*4 = 24
8*3 = 24
12*2 = 24
6*4 = 24 8*3 = 24 12*2 = 24
6*4 = 24 8*3 = 24 12*2 = 24
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Q10. What is the term for the point where two or more lines intersect?
Q10. What is the term for the point where two or more lines intersect?
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Answer: (A) Vertex
In geometry, a vertex (plural: vertices) is the point where two or more lines, rays, or edges meet, like the corner of a triangle or the point where two streets intersect.
In geometry, a vertex (plural: vertices) is the point where two or more lines, rays, or edges meet, like the corner of a triangle or the point where two streets intersect.
In geometry, a vertex (plural: vertices) is the point where two or more lines, rays, or edges meet, like the corner of a triangle or the point where two streets intersect.
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