Quantitative Aptitude - Arithmetic Ability Questions

When Vijay sells 12 pens, he gains the selling price of 2 pens. Calculate his % profit?

The age of A is three times the age of B. What is the ratio of the age of B to the age of A?

Select the odd word/letters/number/number pair from the given alternatives.

Which is the correct ascending order of the given numbers?

The sum of a non-zero number and twenty times its reciprocal is 9. What is the number?

Select the odd letters from the given alternatives.

Select the odd word/letters/number/number pair from the given alternatives.

Marked price of an item is Rs 300. On purchase of 2 items discount is 24%, on purchase of 5 items discount is 38%. Rachna buys 7 items, what is the effective discount?