If the numerator of a fraction is increased by 250% and the denominator is increased by 400%. The resultant fraction is7/19 . What is the original fraction?

Let p, q and r be the fraction such that p<q<r. If r is divided by p, the result is 5/2, which exceeds q by 7/4. If then what is the value of (r-p)?

The value of is

The greatest fraction out of is

Arrange 2/3; 4/5; 1/2; 3/4 in descending order :

Which of the following is equal to 1.41 × 10⁶ ?

Solve it 0.002 × 0.5=?

Which of the following fractions is greater than  and less than ?