Quantitative Aptitude - Arithmetic Ability Questions

The curved surface area and the diameter of a right circular cylinder are 352 cm² and 14 cm respectively. Find its height (in cm).

If 7 spiders make 7 webs in 7 days , then 1 spider will make 1 web in how many days ?

The average of three numbers is 6. The average of the first two is 5 while the average of the last two is 8. The three numbers are:

What is the mean of first hundred natural numbers?

The average of ten numbers is 18. If one number is removed, then the average becomes 16, then what is the removed number?

If 5 -­ 5x < 4 -­ x and 2 -­ x < 6 -­ 4x, then x can take which of the following values?

If one of the zeros of the quadratic polynomial (k - 1)x2 + kx + 1 is -3 then the value of k = ?

What is the sum of the first 17 terms of an arithmetic progression if the first term is -20 and last term is 28?