CBSE - Aptitude Mathematics

What least number must be subtracted from each of the numbers 14, 17, 34 and 42 so that the remainders are proportional? 1. 0 2. 1 3. 2 4. 7

If 20 goats cost Rs.9000, what will be the cost of 9? 1.Rs.4050 2.Rs.4500 3.Rs.4005 4.Rs.4095

A man borrowed Rs. 500 at simple interest at 3% per annum and Rs. 600 .at '4Y2% per annum on a condition that the total sum will be paid back when total interest amounts to Rs. 126. Find the number of years after which the sum has to be paid back? 1) 2 2) 3 3) 4 4) 5

Rs.770 have been divided among A, B and C such that A receives 2/9th of what B and C together receive. Then A's share is 1. Rs.140 2. Rs.154 3. Rs.165 4. Rs.170

A train crosses a pole in 15 seconds while a 100 metre long platform in 25 seconds. What is the length of the train? (1) 125 m (2) 135 m (3) 150 m (4) 175 m