A merchant sells two dolls of price respectively Rs. 100 and Rs. 150 with a profit of 30% on first and a loss of 30% on second. What is his net profit / loss?
If the surface area and volume of sphere are in the ratio 1:2. what in the radius of the sphere?
H.C.F. of 24, 48 and 60 is
Which of the following is divisible by both 6 and 15?
If 3rd December is Monday, then the next nearest year, which day would be !st January?
Investing Rs. 1,620/- in 8 % stock, Michael earns Rs. 135/-. The stock is then quoted at :