CBSE - Aptitude Mathematics

Cube root of 658503 is 1. 83 2. 77 3. 87 4. 97

Find 3 numbers in the ratio of 3:2:5, such that the sum of their squares is 1862. 1. 18,12,30 2. 24,16,40 3. 15,20,35 4. 21,14,35

In a monthly test, the marks obtained in English by 16 students of a class are as follows: 0, 0, 2, 2, 3, 3, 3, 4, 5, 5, 5, 5, 6, 6, 7, 8 The arithmetic mean of the marks obtained is: 1. 3 2. 4 3. 5 4. 6

Ayaram can do a work in 16 days Gayaram in 24 days. They take help of Zeenatbi and the 3 together finish the work in 6 days. If the total remuneration for the work is Rs.400, how much shall Zeenatbi receive commensurate to her performance? 1.Rs.100 2.Rs.120 3.Rs.150 4.none of these

A ball pen factory decided to reduce its production by 10% over that ot previous month for next 3 months starting .from February 1994. In January 1994" it produced 3000 ball pens. How many ball pens' were produced in March 1994 ? 1) 2700 2) 2430 3) 2180 4) 2400