Q. A boat can travel with a speed of 13 km/hr in still water. If the speed of the stream is 4 km/hr, find the time taken by the boat to go 68 km downstream.
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Q. The total surface area of a cube is 150 square centimetre. what is its volume?
Q. The HCF of two numbers 12906 and 14818 is 478. Their LCM is
Q. How many days are there from 3rd February, 2012 to 18th April 2012 (both inclusive)?
Q. At what rate of compound interest per annum will a sum of Rs. 1200 become Rs. 1348.32 in 2 years?
Q. The simple interest on a sum of money at 8% per annum for 6 years is half the sum. The sum is:
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