Profit after selling a commodity for 524 is the same as loss after selling it for Rs. 452. The cost price of the commodity is 

If the length of the three sides of a triangle are 6 cm, 8 cm, and 10 cm,  then the length of the median to its greatest side is

5 number whose average is 76, the first is 3/7 times the sum of other 4. the first number is: 

The ratio 75: 125 in its simplest form is written as: 

Either 8 men or 17 women can paint a house in 33 days. The number of days required to paint three such houses by 12 men and 24 women working at the same rate is: 

The largest number, which divides 25, 73 and 97 to leave the same remainder in each case, is 

The Ratio of the employees in company A to B is 6: 5 and the number of employees in C to A is 13: 10. If the ratio of the number of male to female employees in A, B and C is 7: 5, 2: 3 and 7: 6 respectively, then the number of female employees in all the companies together is approximately what percent of the total number of employees in all the companies together?

Inside a square ABCD, triangle BEC is an equilateral triangle. If CE and BD intersect at O, then ∠BOC is equal to?