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 |
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 | |
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a. | ||
b. | ||
c. | ||
d. |
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 |
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 | |
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a. | ||
b. | ||
c. | ||
d. |
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 |
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 | |
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a. | ||
b. | ||
c. | ||
d. |