Quantitative Aptitude - Arithmetic Ability Questions

A money lender lends Rs. 400 for 3 years to a person and lends Rs. 500 for 4 years to the other person at the same rate of simple interest. If altogether he receives Rs. 160 as interest, what is the rate of interest per annum ?

If θ is acute angle and sin(θ+18°)= 1/2, then the value of θ in circular measure is

A sum of Rs 10000 becomes Rs 14641 when invested at compound interest at the yearly interest rate of 20% per annum. If the compounding is done half yearly, then for how many years was the sum invested?

The sum of 2xy(3x + 4y - 5z) and 5yz(2x - 3y) is

Find out the odd word/letters/number/number pair from the given alternatives.

If 5x + 5 > 2 + 2x and 5x + 3 ≤ 4x + 5; then x can take which of the following values?

Which of the following equations has real and distinct roots?

Divide 20 into two parts such that the sum of the square of the parts is 232. What is the value of the two parts?