Mathematics mcqs

what will be the compound interest on a sum of rs. 25,000 after 3 years at the rate of 12% p.a.?

what will be ratio of simple to compound interest on two same sums invested in sbp at rate of interest of 8% kept for 3 years?

what will be 80 percent of a number whose 200 percent is 90?

what sum of money put at c.i amounts in 2 years to rs.8820 and in 3 years to rs.9261?

what profit percent is made by selling an article at a certain price, if by selling at 2/3rd of that price, there would be a loss of 20%?

what percentage of numbers from 1 to 70 have squares that end in the digit 1?

what percent of 125 is 16?

what percent of 120 are 90?

what part of a ditch 48m long 16.5 broad and 4m deep can be filled by the earth got by digging a cylindrical tunnel of diameter 4m and length 56m?

zero is a---------- number?

you deposit $600 into a 6 month certificate of deposit. after 6 months the balance is $618. find the simple annual interest rate

yalmaz can cover a distance of 400 metres in 2 minutes. rayan can cover 1 km in 300 seconds. find the ratio of their speeds.

x, y and z are quantities of the same kind such that x:y=5:8 and y:z=4:7. find x:z.

x is 20% more than z and y is 80% more than z. find x:y.

x and y started a business with capitals rs. 20000 and rs. 25000. after few months z joined them with a capital of rs. 30000.

x and y can do a piece of work in 20 days and 12 days respectively.

wo pipes x and y fill a tank in 15 hrs. and 20 hrs. respectively, while a third pipe ‘z’ can empty the full tank in 25 hrs.

who is called the father of calculus?

while selling the watch, a shopkeeper gives a discount of 5% if he gives a discount of 7 % he earns rs. 15 less as profit.

which one of the following has a greater perimeter than the rest?