The price of a scooter and TV are in the ratio of 3:2 and if the scooter costs Rs. 6000 more than the TV, the price of the TV will be

The average age of 3 boys is 15 years. Their ages are in the ratio of 3:5:7. If so the age of the youngest boy is

L.C.M. of 87 and 145 is

H.C.F of 14 85 and 4356 is

A seller wants a profit of 20% on the sales. Thus the percentage he should add to the cost price will be:

Sania got 182 marks and failed by 18 marks. To pass she had to secure 40% marks. What were the max marks ?