For the following questions answer them individually
In covering a distance of 50 km. Somya takes 1 hour more than Sunny. If Somya doubles his speed, then he would take 1 hour less than Sunny. Somya's speed is:
The ratio of the outer and the inner circumferences of a circular path is 11 : 7. If path is 20 metres wide, then what is the radius of the inner circle?
Rs. 6000 is lent at the rate of 8 percent per annum on compound interest (compounded quarterly). What will be the compound interest of 6 months?
A alone can complete a work in 25 days and B alone can complete the same work in 50 days. If both of them work together, then in 9 days what percent work of the total work will be completed?
Reenal bought an AC for Rs. 28500 and paid Rs. 600 for transportation. Then she sold it for Rs. 30264. What is her gain%?
The average of 10 numbers is 8. If each number is multiplied by 10, then the new average will be:
A alone can do (1/10) part of a work in 8 hours. B alone can do (1/5) part of same work in 4 hours. If they work together, then how many hours will they take to complete (9/16) part of the same work?
Find the sum of money invested by a man in a scheme which offers Compound Interest (compounding annually) at a 6% rate of interest per annum if Compound Interest for 2 years is Rs.618.
