AMCAT - Aspiring Minds Computer Adaptive Quantitative Ability: Applied Mathematics Questions and Answers

Question 1

A shopkeeper sells a laptop for Rs. 45,000, making a profit of 20%. To attract more customers, he offers a 10% discount on the selling price. What is his new profit percentage?

Accepted Answer

8%

Answer

10%

Answer

12%

Answer

15%

Question 2

A can complete a piece of work in 15 days and B can complete the same work in 20 days. They start working together, but A leaves after 4 days. In how many days will B complete the remaining work?

Accepted Answer

28/3 days

Answer

10 days

Answer

12 days

Answer

14 days

Question 3

A train traveling at 72 km/hr crosses a platform 200 meters long in 25 seconds. What is the length of the train?

Accepted Answer

300 meters

Answer

250 meters

Answer

200 meters

Answer

350 meters

Question 4

An amount of money is to be distributed among P, Q, and R in the ratio 5:7:9. If the difference between R's share and P's share is Rs. 1,200, what is Q's share?

Accepted Answer

Rs. 2,100

Answer

Rs. 1,500

Answer

Rs. 2,700

Answer

Rs. 1,800

Question 5

A sum of money invested at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. What is the principal amount?

Accepted Answer

Rs. 698

Answer

Rs. 650

Answer

Rs. 700

Answer

Rs. 720

Question 6

The average age of a class of 30 students is 14 years. If the age of the teacher is included, the average age becomes 15 years. Which of the following is the age of the teacher?

Accepted Answer

46 years

Answer

44 years

Answer

31 years

Answer

45 years