Aptitude and Reasoning Questions

Q:

What is the unit digit of (217)413 × (819)547 × (414)624 × (342)812?

A) 2 B) 4
C) 6 D) 8
 
Answer & Explanation Answer: D) 8

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Problems on Numbers
Exam Prep: Bank Exams

8 3413
Q:

One card is drawn from deck of 52 cards, each of the 52 cards being equally likely to be drawn. Find the probability that the ball drawn is red.

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

Explanation:

Total number of elementary events = 52

 

There are 26 red cards,out of which one red card can be drawn in 26C1 ways =26.

 

So,required probability = 26/52 = 1/2

Report Error

View Answer Report Error Discuss

Filed Under: Probability

3 3413
Q:

After replacing an old member by a new member, it was found that the average age of five members of a club is the same as it was 3 years ago. The difference between the ages of the replaced and the new members?

A) 16 years B) 15 years
C) 14 years D) 13 years
 
Answer & Explanation Answer: B) 15 years

Explanation:

Let avg ages of 5 members at present is G

And age of new member is m and an older is n

Required = (5G + m - n)/5 = G - 3

m - n = 15 years

Report Error

View Answer Report Error Discuss

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

16 3412
Q:

What will be the ratio of simple interest earned by certain amount at the same rate of interestfor 4 years and 6 years ?

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

Explanation:

Let p be the principle amount

And R% be the rate of interest

Then, required ratio =P×4×R100P×6×R100 

 

4PR6PR= 2:3

Report Error

View Answer Report Error Discuss

Filed Under: Simple Interest
Exam Prep: GRE , GATE , CAT , Bank Exams
Job Role: Bank PO , Bank Clerk

2 3409
Q:

In a certain code language, "BIOLOGY" is written as "YRLOLTB". How is "PHYSICS" written in that code language?

A) KSXRBHH B) KSBHRXH
C) XHRHBSK D) KSBHXRH
 
Answer & Explanation Answer: B) KSBHRXH

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Coding and Decoding
Exam Prep: Bank Exams

2 3407
Q:

A drum contains 80 litres of ethanol. 20 litres of this liquid is removed and replaced with water. 20 litres of this mixture is again removed and replaced with water. How much water (in litres) is present in this drum now?

A) 45 B) 40
C) 35 D) 44
 
Answer & Explanation Answer: C) 35

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

0 3405
Q:

Choose the set of figures which follows the given rule.

Rule: The series becomes complex as it proceeds.

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

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Rule Detection

6 3399
Q:

For a nominal interest rate of 8.4%, what is the compounding frequency if the periodic interest rate is:0.7

A) 9 B) 10
C) 11 D) 12
 
Answer & Explanation Answer: D) 12

Explanation:

i=j/m

Report Error

View Answer Report Error Discuss

Filed Under: Compound Interest
Exam Prep: Bank Exams
Job Role: Bank PO

0 3398