What is the average of all odd natural numbers less than 100?

The volume of a cube is $$ 512{cm}^{3}$$. Its surface area (in sq cm) is 

In triangle PQR, points A, B and C are taken on PQ, PR and QR respectively such that QC = AC and CR = CB. If ∠QPR = 40°, then ∠ACB is equal to: 

The total number of integers between 100 and 200, which are divisible by both 9 and 6, is 

Find the compound interest on a sum of Rs. 46875 for 2 years at 12% p.a, if interest is compounded 8 months?

The pie chart given below shows the number of shoes of 5 different brands in a multi brand store. There are total 1200 shoes.

How many shoes are there of Reebok brand?

The measure of the angles of a triangle are in the ratio of 2 : 7: 11. Measure of angles are:

Two numbers are in the ratio 3 : 5 and their HCF is 20. Their LCM is