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

54% of 4000 is

For what value of X, 211X will be a perfect square?

A watch shows 6 p.m. where the hour hand points east. In which direction is the minute hand facing when the time is 9.15 p.m?

How many numbers are there from 300 to 700 which are divisible by 2, 3 and 7?

What is the highest common factor of 360 and 450?

What is the value of Sin 30° + 2 Cos 30° ?

Rohan sells two articles. The cost price of the first article is equal to the selling price of the second article. The first article is sold at a profit of 40% and the second article is sold at a loss of 40%. What is the ratio of the selling price of the first article to the cost price of the second article?