Quantitative Aptitude - Arithmetic Ability Questions

The ratio of the number of boys and girls in a school is 3:2. If 20% of the boys and 25% of the girls are scholarship holders, the percentage of the school students who are not scholarship holders is

If a+b=5 then the value of a-37+b-27 is

If 1aa2+1 = 3, then the value of a6+1a3 is

Area of _____ equals half the product of its diagonal.

The product of two numbers is 48. If one number equals "The number of wings of a bird plus 2 times the number of fingers on your hand divided by the number of wheels of a Tricycle". Then the other number is

Present ages of Rahul and his brother are in the ratio of 5 : 3. After 4 years ratio of ages of Rahul’s brother and his sister will be 5 : 6. If the present age of his sister is 26 years, then what will be the age (in years) of Rahul 3 years from now?

The mean score in a test of the 12 boys in a class was 16 while the overall mean of the 30 students in the class was 18.1. What was the mean score of the girls?

What is the compound interest on Rs. 48,000 for 2 years at 20% p.a., if interest is compounded annually?