Quantitative Aptitude - Arithmetic Ability Questions

Marked price of an item is Rs 900. On purchase of 2 items discount is 16%, on purchase of 5 items discount is 44%. Raksha buys 7 items, what is the effective discount?

There are two numbers such that the first number is half of the second number. If their average is 57, then what is the first number?

Two students appeared for an examination. One of them secured 26 marks more than the other and his marks were 75% of the sum of their marks. The marks obtained by them are

In a Δ ABC, DE || BC. D and E lie on AB and AC respectively. If AB = 7 cm and BD = 3cm, then find BC:DE

If the average age of four children is 12 years and the average age of these children and their fathers is 20 years, what is the age of the father?

List price of TV is Rs. 2300 and discount series found to be 25% and 10%. Then the selling price of TV is

Two students appeared for an examination. One of them secured 16 marks more than the other and his marks were 75% of the sum of their marks. The marks obtained by them are

Which of the following equations has the sum of its roots as 11?