CBSE - Aptitude Mathematics

20 men can complete the work in 40 days. When sbould 4 men leave so as to finish the work in 48 days? (1) 4 days (2) 8 days (3) 6 days (4) 10 days

Find the height of the cylinder whose volume is 511 cubic meters and the area of the base is 36.5 sq.metres 1. 14 m 2. 24 m 3. 7 m 4. 5 m

The greatest number that will divide 719 and 930 leaving remainders 5 and 6 respectively is 1. 6 2. 7 3. 42 4. 4

The standard deviation of 7, 9, 11, 13, 15 is: 1. 2.4 2. 2.5 3. 2.7 4. 2.8