Quantitative Aptitude - Arithmetic Ability Questions

If 14/3 + (1/2)(x - 7/3) = -2x/3, then the value of x is?

In a school 60% of the students are girls. If number of boys is 480, then what is the total number of students in the school?

If x/y = 2/3, then what is the ratio of (3x + 2y) and (3x – y)?

If a2b+c=b2c+a=c2a+b=1 then the value of 21+a+21+b+21+c

Select the odd word/letters/number/number pair from the given alternatives.

The value of sinθ1+cosθ + sinθ1-cosθ

The sum of the ages of husband and wife at present is 56. Ten years ago the product of their ages was 320. What is the age of the husband and the wife?

In the given figure, PQ = 30, RS = 24 and OM = 12, then what is the value of ON?