Quantitative Aptitude - Arithmetic Ability Questions

Q:

If x - y = -8 and xy = 45, then (x2 + y2) is

A) 154 B) 64
C) 90 D) 26
 
Answer & Explanation Answer: A) 154

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Q:

Coefficient of x2 in 4x3 - 2x2 + 2x -­ 3 are

A) 6 B) -2
C) 3 D) -3
 
Answer & Explanation Answer: B) -2

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Q:

Simplify 437bxaz / 23ab.

A) 17xzb B) 9xz
C) 19xz D) 19ab
 
Answer & Explanation Answer: C) 19xz

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Q:

Which of the following numbers is completely divisible by 99?

A) 57717 B) 57627
C) 55162 D) 56982
 
Answer & Explanation Answer: A) 57717

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Q:

If sinA + sin2A =1 then what is the value of cos2A + cos4A

A) 1/2 B) 1
C) 2 D) 3
 
Answer & Explanation Answer: B) 1

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Q:

In 3 years Rs 3000 amounts to Rs 3993 at x% compound interest, compounded annually. The value of x is

A) 10 B) 8
C) 5 D) 3 1/3
 
Answer & Explanation Answer: A) 10

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Filed Under: Compound Interest
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Q:

A basket contains 300 mangoes . 75 mangoes were distributed among some students . Find the percentage of mangoes left in the basket

A) 70% B) 72%
C) 76% D) 75%
 
Answer & Explanation Answer: D) 75%

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Q:

In what time will Rs.4400 become Rs.4576 at 8% per annum interest compounded half-yearly?

A) 1 year B) 2 years
C) 6 months D) 7 months
 
Answer & Explanation Answer: C) 6 months

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Filed Under: Time and Distance
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