For the following questions answer them individually
An equilateral triangle of side 6cm has its corners cut off to form a regular hexagon. Area (in cm2) of this regular hexagon will be ?
The length (in metres) of the longest rod that can he put in a room of dimensions 10 m x 10 m x 5m is
A sum of money at compound interest doubles itself in 15 years. It will become eight times of itself in?
Buses start from a bus terminal with a speed of 20 km/hr at intervals of 10 minutes. What is the speed of a man coming from the opposite direction towards the bus terminal if he meets the buses at intervals of 8 minutes ?
If the circumference of a circle is decreased by 50% then the percentage of decrease in its area is:
At what rate per cent per annum will a sum of Rs. 1,000 amount to Rs. 1,102.50 in 2 years at compound interest ?
What annual payment will discharge a debt of Rs. 6,450 due in 4 years at 5% per annum simple interest ?
