Quantitative Aptitude - Arithmetic Ability Questions

Q:

Find the value of 491321973

A) 17/13 B) 13/17
C) 13/7 D) 17/7
 
Answer & Explanation Answer: A) 17/13

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Q:

In the following question, select the odd letter/letters from the given alternatives.

A) HFD B) SQO
C) ZXV D) BZU
 
Answer & Explanation Answer: D) BZU

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Q:

Find the odd word/letters/number pair from the given alternatives

A) BF B) LR
C) MQ D) AE
 
Answer & Explanation Answer: B) LR

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Q:

What is the value of 2 - 2z + z22 + 2z - z2, when z+2z = 2 ?

A) 0 B) 2
C) 4 D) 8
 
Answer & Explanation Answer: A) 0

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Q:

If a + b = 10 and ab = 24, then the value of a3 + b3 is

A) 280 B) 370
C) 520 D) 730
 
Answer & Explanation Answer: A) 280

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Q:

If 2(5x - ­4) -­ 2 < 2x ­- 1 < 4x - ­2; then the value of x is

A) 1 B) 0
C) -1 D) 2
 
Answer & Explanation Answer: A) 1

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Q:

α and β are the roots of quadratic equation. If α + β = 8 and α – β = 2√5, then which of the following equation will have roots α4 and β4?

A) x2 – 1522x + 14641 = 0 B) x2 + 1921x + 14641 = 0
C) x2– 1764x + 14641 = 0 D) x2+ 2520x + 14641 = 0
 
Answer & Explanation Answer: A) x2 – 1522x + 14641 = 0

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Q:

The amount (in Rs) received at 10% per annum compound interest after 3 yrs is Rs 1,19,790. What was the principal?

A) 90000 B) 1,00,000
C) 80000 D) 75000
 
Answer & Explanation Answer: A) 90000

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