If (a-b)² + (b-c)² + (c-a)² = 0, then find the value of (a³+b³+c³-3abc) ?

A person invested Rs 3000 on compound interest for two years. If the rate of interest is the 25 % for the first year and 20 % for the second year. Then find the CI?

Two numbers, of which the first number is 200% of the second number. If the sum of the squares of the first number and the cube of the second number is 5 times the product of both numbers, find the difference between the two numbers?

Kharvela was the ruler of –

The first independent shaka ruler of Ujjain was –

Who of the following has given the term rhizosphere:

Which of the following halogen is the least reactive element?

Which of the following is the lightest element?