Quantitative Aptitude - Arithmetic Ability Questions

If a+1a2 = 3, then the value of  a3+1a3 is

Gitesh took a loan for 4 years at 5% Compound Interest. If the total interest paid was Rs. 431.01, Calculate the principal.

If A is equal to 20% of B and B is equal to 25% of C; then what percent of C is equal to A?

Assuming that the numbers in each of the following figures follow a similar pattern, select the option that can replace the question mark (?) in figure C.

What is the average of all natural numbers from 21 to 39?

If 2x-2x=1 (x≠0),then the value of x3-1x3 is

A, B and C invest to start a restaurant. The total investment was Rs 3 lakhs. B invested Rs 50,000 more than A and C invested Rs 25,000 less than B. If the profit at the end of the year was Rs 14,400 then what is C's share of the profit (in Rs)?

A sum of 2,000, invested at the rate of 8.5% simple interest per annum for 6years will yield an interest of