If 30% of a = b, then b% of 50 is the same as:

The value of $$3{2\over7}+14{4\over9}+5{3\over9}$$ is:

What is the average of the first 13 odd numbers?

What is the value of [ 7÷ 14 x 8 + (5 ÷ 15 x 6 - 4 × 3)]?

If 16 : X :: X: 196, find the positive value of x?

Find the value of p, when p= ( 5÷ 6 ) of 54 - 40 + 10 - 41 - 22

There are two numbers such that the first number is four times of the second mumber. If their average is 65, then what is the second number?

Ishita can read a newspaper in 'n' minutes. What part of the newspaper can she read in 7 minutes (n>7)