Quantitative Aptitude - Arithmetic Ability Questions

Q:

A ladder 20 m long is leaning against a vertical wall. It makes an angle of 30 deg with the ground. How high on the wall does the ladder reach?

A) 10 m B) 17.32 m
C) 34.64 m D) 3 m
 
Answer & Explanation Answer: A) 10 m

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

Convert binary 10110 to decimal.

A) 22 B) 20
C) 18 D) 16
 
Answer & Explanation Answer: A) 22

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Filed Under: Numbers
Exam Prep: Bank Exams

0 1011
Q:

Sum of a fraction and thrice of its reciprocal is 73/20. What is the fraction?

A) 4/5 B) 9/4
C) 4/9 D) 5/4
 
Answer & Explanation Answer: D) 5/4

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Filed Under: Simplification
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Q:

The third proportional of the following numbers (x - ­y)2, (x2 - y2)2 is

A) (x+y)3 (x-­y)2 B) (x+y)4 (x­-y)2
C) (x+y)2 (x-­y)2 D) (x+y)2 (x-y)3
 
Answer & Explanation Answer: B) (x+y)4 (x­-y)2

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

0 1011
Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) Professor – College B) Teacher – School
C) Beautician – Parlour D) Engineer – Home
 
Answer & Explanation Answer: D) Engineer – Home

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Filed Under: Odd Man Out
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Q:

If 5x - ­5(3x ­- 2) < 4x -­ 1 < 2 + 2x, then x can take which of the following values?

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

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Filed Under: Simplification
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0 1011
Q:

ΔDEF is right angled at E. If m∠D = 45°, then find the value of (tanF + 1/3).

A) 4/3 B) 3√3/2
C) (√2+1)/√2 D) (3√2+1)/3
 
Answer & Explanation Answer: A) 4/3

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Filed Under: Simplification
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Q:

Which of the following is NOT prime number?

A) 251 B) 571
C) 331 D) 341
 
Answer & Explanation Answer: D) 341

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

2 1011