Numerical Ability-Simplification [AFCAT (Air Force Common Admission Test) General]: Questions 1 - 6 of 13

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Question 1

Question MCQ▾

A motor boat with speed in still water goes downstream and comes. It covers the distance in 4hours and . The speed of the stream in kmph is

Choices

Choice (4)Response

a.

4

b.

6

c.

10

d.

5

Edit

Question 2

Question MCQ▾

The sum of ages of 4 children born at the interval of 2 years is 52. What is the age of the oldest child?

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 3

Question MCQ▾

A can do a piece of work in 20 days and B in 25 days. They work together for 25 days and then B goes away. In how many days will A finish the work

Choices

Choice (4)Response

a.

20 days

b.

21 days

c.

11 days

d.

9 days

Edit

Question 4

Question MCQ▾

Two Trains each 66 m long run parallel to each other in the same direction. Their speeds are 50 kmph and 30 kmph respectively. In what time will A completely pass B?

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 5

Question MCQ▾

A train length is running at the rate of . Find the time taken by the train to pass the man walking in the same direction as the train

Choices

Choice (4)Response

a.

4.5 sec

b.

2.5 sec

c.

6.5sec

d.

8 sec

Edit

Question 6

Question MCQ▾

Ram can row in still water. If in a river running at . It takes him 60 minutes to row to place and back, how far is the place.

Choices

Choice (4)Response

a.

b.

c.

d.

Edit