Quantitative Aptitude - Arithmetic Ability Questions

Q:

If a certain sum of money become thrice of itself in 5 years 4 months at simple interest, then what will be the yearly rate of interest (in %)?

A) 18.75 B) 27.5
C) 37.5 D) 42.25
 
Answer & Explanation Answer: C) 37.5

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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Q:

A, B and C start a business and the ratio of their investment is 8 : 5 : 3. If at the end the ratio of their profits is 4 : 15 : 6, then what is the ratio of time period of their investment?

A) 1 : 6 : 5 B) 2 : 3 : 4
C) 1 : 6 : 4 D) 2 : 6 : 3
 
Answer & Explanation Answer: C) 1 : 6 : 4

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

In the given figure, 3 semicircles are drawn on three sides of triangle ABC. Ab = 21 cm, BC = 28 cm and AC = 35 cm. What is the area (in sq.cm) of the shaded part?

A) 588 B) 324
C) 294 D) 286
 
Answer & Explanation Answer: C) 294

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

Ashok can row upstream at 8 kmph and downstream at 12kmph.What is the speed of the stream ?

A) 6 km/hr B) 3 km/hr
C) 2 km/hr D) 4.5 km/hr
 
Answer & Explanation Answer: C) 2 km/hr

Explanation:

If the speed downstream is a kmph and the speedup stream is b kmph then
Speed of the stream = 1/2 x (a–b) kmph
Speed downstream a = 12kmph
Speed upstream b = 8 kmph
Speed of the stream = 1/2 x (a–b) = 1/2 x (12–8)= 4/2 = 2 kmph

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Filed Under: Boats and Streams
Exam Prep: Bank Exams

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Q:

1/4 of 12?

A) 4 B) 3
C) 2 D) 1
 
Answer & Explanation Answer: B) 3

Explanation:

1/4 of 12

= 1/4 x 12

= 3

 

Hence, 1/4 of 12 = 3.

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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

Rahul's age is three times the age of Sumit. If Rahul is 15 years old presently, determine the age (in years) of Sumit after 12 years.

A) 16 B) 15
C) 10 D) 17
 
Answer & Explanation Answer: D) 17

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

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Q:

3rd January 2018 was a Wednesday. Which of the following years will also have 3rd January on a Wednesday?

A) 2020 B) 2024
C) 2022 D) 2023
 
Answer & Explanation Answer: B) 2024

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Filed Under: Calendar
Exam Prep: Bank Exams

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Q:

1/(tanA + cotA) is equal to

A) (cosecA + sinA)(secA - cosA) B) √[(cosecA - sinA)(secA - cosA)]
C) √[(cosecA + sinA)(secA - cosA)] D) (cosecA - sinA)(secA - cosA)
 
Answer & Explanation Answer: D) (cosecA - sinA)(secA - cosA)

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Filed Under: Simplification
Exam Prep: Bank Exams

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