The difference between the average of squares of the last four numbers and the product of the first two numbers of 6 consecutive odd numbers is 114. Find the first number.

Rahul, Shyam and Rohan invested capital in the ratio of 2:3:4 for the time period of 6:4:3. Find the ratio of profit distributed?

Ajay spends 25% of his salary on house rent, 5% on food grains, 15% on travel and 10% on clothes and saves 27000, what is Ajay's monthly income?

If the circumradius of an equilateral triangle ABC be 8 cm, then the height of the triangle is 

The compound interest earned in two years at 12% per annum Rs 10176. What is the sum (in Rs) invested? 

Let p, q and r be the fraction such that p<q<r. If r is divided by p, the result is 5/2, which exceeds q by 7/4. If $$p+q+r=1{11\over12} $$ then what is the value of (r-p)?

Find the coordinates of the midpoint of the line joining the points (10,12) and (0,8).

A is 40% less than B, and C is 40% of the sum of A and B. The difference between A and B is what percentage of C?