Quantitative Aptitude - Arithmetic Ability Questions

Q:

In an army selection process, the ratio of selected to unselected was 5:1. If 100 less had applied and 20 less selected, the ratio of selected to unselected would have been 6:1. How many candidates had applied for the process?

A) 5520 B) 2760
C) 1380 D) 8280
 
Answer & Explanation Answer: B) 2760

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

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

A) Kuchipudi B) Kathak
C) Bhangra D) Pongal
 
Answer & Explanation Answer: D) Pongal

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

A) 19 – 57 B) 13 – 39
C) 23 – 69 D) 17 – 53
 
Answer & Explanation Answer: D) 17 – 53

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

What is the area (in sq cm) of a regular hexagon of side 9 cm?

A) 50√3 B) 300√3
C) 243√3/2 D) 200√3
 
Answer & Explanation Answer: C) 243√3/2

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

The value of tan80° tan10° + sin270° + sin20

A) 0 B) 1
C) 2 D) 32
 
Answer & Explanation Answer: C) 2

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Q:

Three solid spheres have their radii r1, r2 and r3. The spheres are melted to form a solid sphere of bigger radius. Then the radius of the new sphere is

A) r1+r2+r3 B) r12+r22+r3212
C) r13+r23+r3313 D) r14+r24+r3414
 
Answer & Explanation Answer: C) r13+r23+r3313

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

What is the value of (cos45° + 1/3) ?

A) 2+√3 B) (2√2+1)/√2
C) (3+√2)/3√2 D) 5/√3
 
Answer & Explanation Answer: C) (3+√2)/3√2

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Filed Under: Simplification
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Q:

46% of 250 is equal to

A) 115 B) 92
C) 112 D) 13.5
 
Answer & Explanation Answer: A) 115

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Filed Under: Percentage
Exam Prep: Bank Exams

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