Quantitative Aptitude - Arithmetic Ability Questions

Krish is 5 years younger than Parthiv. Eight years ago three times the age of Krish was 10 more than twice the age of Parthiv. Find Krish's present age?

Qamar gained 16% on the resale of a used stereo. If he purchased the item for Rs. 1500, how much did he sell it for?

What is the sum of the first 12 terms of an arithmetic progression if the first term is 3 and last term is 47?

Dodecahedron has 20 vertices. How many edges does it have?

If PQ and PR be the two tangents to a circle with centre O such that ∠QPR = 120° then ∠POQ is

A man purchased a cycle for Rs.3000/- and agreed to pay 12% on the amount as interest. He repaid principal and interest in 12 equal monthly installments. Find the amount of each installment.

Select the odd word from the given alternatives.

If x2 – 4x + 1 = 0, then what is the value of x9 + x7 – 194x5 – 194x3?