10 Brain Twisters For AFCAT 2 2017 Entry Aspirants

To help the students preparing for AFCAT  numerical ability section we are sharing AFCAT 2 2017 Exam Most commonly occurring Numerical Ability Latest MCQs.

10 Brain Twisters For AFCAT 2 2017 Entry Aspirants

Q. Three unbiased coins are tossed, what is the probability of getting at least 2 tails ?

1. 1/3
2. 1/6
3. 1/2
4. 1/8

Q. What is the probability of getting a sum 9 from two throws of dice.

1. 1/3
2. 1/9
3. 1/12
4. 2/9

Q. The ratio between the present ages of P and Q is 6:7. If Q is 4 years old than P, what will be the ratio of the ages of P and Q after 4 years

1. 7:8
2. 7:9
3. 3:8
4. 5:8

Q. Total of the ages of A, B ahd C at present is 90 years. Ten years ago, the ratio of their ages was 1: 2: 3. What is the age of B at present

1. 25
2. 30
3. 45
4. 60

Q. In terms of percentage profit, which among following the best transaction.

1. C.P. 36, Profit 17
2. C.P. 50, Profit 24
3. C.P. 40, Profit 19
4. C.P. 60, Profit 29

Q. A book was sold for Rs 27.50 with a profit of 10%. If it were sold for Rs. 25.75, then would have been percentage of profit and loss ?

1. 2% Profit
2. 3% Profit
3. 2% Loss
4. 3% Loss

Q. If 2 : 9 :: x : 18, then find the value of x

1. 2
2. 3
3. 4
4. 6

Q. The salaries of A, B and C are of ratio 2:3:5. If the increments of 15%, 10% and 20% are done to their respective salaries, then find the new ratio of their salaries.

1. 20:33:60
2. 21:33:60
3. 22:33:60
4. 23:33:60

Q. A and B can together complete a piece of work in 4 days. If A alone can complete the same work in 12 days, in how many days can B alone complete that work ?

1. 4 days
2. 5 days
3. 6 days
4. 7 days

Q. A is twice as good as workman as B and together they finish a piece of work in 18 days. In how many days will B alone finish the work.

1. 27 days
2. 54 days
3. 56 days
4. 68 days