What is the range of frequencies of sound waves audible to human beings?

In 2017, which Indian scientist was honoured with the Living Legend Award by the International Union of Nutritional Sciences (IUNS) for stellar contributions in the area of nutrition?

The given chart shows men's and women's average daily earning in Company X.

Based on the depicted data, in which year was the percentage increase o the average daily earning of men maximum over the preceding year?

The length of one side of a rhombus is 61 cm and its area is 1320 sq.cm. Find the sum of the lengths of its diagonals?

Choose the correct figure from the answer figures to replace the question mark.

Slit 69 into three parts such that they are in A.P. and the product of their smaller parts is 483.

Consider the given statement true and decide which of the given assumptions is/are implicit.

Statement :

It is desirable to start writing from 6 years of age.

Assumptions :

1. Fine motor skills are well developed by 6 years of age.

2. Children cannot write before 6 years of age.

72% of a number is 90. What is the number?