Aptitude and Reasoning Questions

Q:

4 years ago, the ratio of 1/2 of Anita's age at that time and four times of Bablu's age at that time was 5 : 12. Eight years hence,1/2 of Anita's age at that time will be less than Bablu's age at that time by 2 years. What is Bablu's present age?

A) 10 years B) 24 years
C) 9 years D) 15 years
 
Answer & Explanation Answer: A) 10 years

Explanation:
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Filed Under: Problems on Ages

14 4014
Q:

Which of the alternatives (a), (b), (c) and (d) will exactly make up the key figure (X).

A) a B) b
C) c D) d
 
Answer & Explanation Answer: C) c

Explanation:
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Filed Under: Image Analysis

9 4014
Q:

The difference between simple interest and compound interest of a certain sum of money at 20% per annum for 2 years is Rs. 56. Then the sum is :

A) Rs. 3680 B) Rs. 2650
C) Rs. 1400 D) Rs. 1170
 
Answer & Explanation Answer: C) Rs. 1400

Explanation:

We know thatThe Difference between Compound Interest and Simple Interest for n years at R rate of interest is given by C.In - S.In = PR100n

Here n = 2 years, R = 20%, C.I - S.I = 56

56 = P201002=> P = 56 x 52=> P = 56 x 25=> P = Rs. 1400

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Filed Under: Compound Interest
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE , TOEFL
Job Role: Analyst , Bank Clerk , Bank PO

28 4011
Q:

A takes 24 day in completing a work alone. Time taken by A in completing 1/3rd of the work is equal to the time taken by B in completing half of the work. How many days will be taken in completing the work if both A & B start working together?

A) 21/3 days B) 48 days
C) 40 days D) 48/5 days
 
Answer & Explanation Answer: D) 48/5 days

Explanation:

Ans. 
Time taken by A to complete a work alone - 24 days
Time taken by A in completing 1/3 of work = 24*1/3= 8 Days
8 day = time taken by B in completing 1/2 of work
B alone can complete the work = 16 days
The required time in completing the work if both A & B start working together?
16*24 / 40 = 48/5 Days

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Filed Under: Time and Work
Exam Prep: AIEEE , Bank Exams , GATE

2 4006
Q:

What is the distance around a shape called?

A) Volume B) Area
C) Mass D) Perimeter
 
Answer & Explanation Answer: D) Perimeter

Explanation:

The distance around a shape or figure I called Perimeter. A perimeter is a path that surrounds a two-dimensional shape.

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3 3997
Q:

Which of the following interchanges in signs will make the given equation correct?
17- 15 x 5 = 250

A) = and x B) + and -
C) = and - D) x and -
 
Answer & Explanation Answer: D) x and -

Explanation:
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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

2 3996
Q:

If the true discount on a certain sum due 6 months hence at 15% is Rs 120.What is the bankers discount on the same for same time and the same rate.

A) Rs.109 B) Rs.119
C) Rs.129 D) Rs.139
 
Answer & Explanation Answer: C) Rs.129

Explanation:

B.G = S.I On T.D

      = Rs. (120 * 15 * 1/2 * 1/100)

      = Rs.9

B.D - T.D = Rs.9

B.D = Rs.(120 +9) = Rs.129

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Filed Under: Banker's Discount

1 3996
Q:

A boat goes 4 km upstream and 4 km downstream in 1 hour. The same boat goes 5 km downstream and 3 km upstream in 55 minutes. What is the speed (in km/hr) of oat in still water?

A) 6.5 B) 7.75
C) 9 D) 10.5
 
Answer & Explanation Answer: C) 9

Explanation:
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Filed Under: Boats and Streams
Exam Prep: Bank Exams

14 3995