The angles of elevation of top and bottom of flag kept on a flag post from 30 metres distance, are 45 ° and 30 ° respectively. Height of the flag is [ taking 13 = 1.732) 

The circle-graph given here shows the spending of a country on various sports during a particular year. Study the graph carefully and answer the question given below it.

If the total amount spent on sports during the year be Rs. 1,80,00,000 the amount spent on Basketball exceeds that on Tennis by:

Rashid borrowed Rs.15000 at the rate of 10% p.a. rate of compound interest, compound annually. He repaid a certain amount at the end of the first. Then he paid Rs. 12100 at the end of the 2nd year to completely discharge the loan. What amount did he repay at the end of 1st year?

Tapas works twice as fast as Mihir. If both of them together complete a work in 12 days, Tapas alone can complete it in 

A man buys a table and a chair for 500. He sells the table at a loss of 10 % and the chair at a gain of 10 %. He still gain ₹10 on the whole. The cost price of chair in rupees is 

The average age of Ram and his son is 48 years. The ratio of their ages 13 years ago was 11 : 3. What is the present age of son?

If 4A=6B =5C; then A:B:C is