Quantitative Aptitude - Arithmetic Ability Questions

How many three digit numbers are there in which all the digits are odd?

A and B can together do a piece of work in 6 days and A alone can do it in 9 days. The number of days B will take to do it alone is

Points P , Q and R are on a circle such that ∠PQR = 40° and ∠QRP = 60° . Then the subtended angle by arc QR at the centre is

The diagonal of a cube is 192 cm. Its volume in cm3 will be 

P and Q can complete a task in 50 and 20 days respectively. In how many days can they complete 70% of the task if they work together?

If x = (√2 + 1)/(√2 – 1), then what is the value of (x5 + x4 + x2 + x)/x3 ?

If the amount received at the end of 2nd and 3rd year at compound Interest on a certain Principal is Rs 9,600 and Rs 10,272 respectively, what is the rate of interest (in %)?

The price of an article is cut by 9%, to restore to its original value, the new price must be increased by