Quantitative Aptitude - Arithmetic Ability Questions

The 3rd and 7th term of an arithmetic progression are -9 and 11 respectively. What is the 15th term?

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

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

The number of diagonals in a hendecagon is

The Simple Interest(SI) for 16 years on an amount at particular rate is Rs 10000. If the principal is doubled at an interval of every 4 years and the rate is tripled at every such in terval, find the new Simple Interest(SI)

Two pipes fill a tank when working individually in 25 and 40 hours, respectively while a third pipe can drain the filled tank in 16 hours. If all the three pipes are turned on at the same time when the tank is empty, how long will it take to fill the tank completely ?

How many three digit whole numbers are there between 75 and 405?

4 men can build a small house in 12 days. How long would it take for 6 men to build the same house?