Quantitative Aptitude - Arithmetic Ability Questions

Marked price of an item is Rs 500. On purchase of 2 items discount is 8%, on purchase of 3 items discount is 16%. Radha buys 5 items, what is the effective discount?

At what rate of compound interest per annum will a sum of Rs 50000 become Rs 73205 in 2 years?

If the product of two numbers is 2400 and their LCM is 96 then their HCF is

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.

-7.5, 15, -30, 60, ? , 240

In a class, there were 9 boys and some girls. In a test the mean score obtained by the boys was 12 while that obtained by the girls was 14. If the overall average was 13.1, what was the total number of students in the calss?

If a and b are the roots of the equation Px2 – Qx + R = 0, then what is the value of (1/a2) + (1/b2) + (a/b) + (b/a)?

In the following question, select the odd word from the given alternatives.

Select the odd word from the given alternatives.