For the following questions answer them individually
The owner of an electronics shop charges his customers 22% more than the cost price .If the customer paid Rs 10,980 for DVD player then the what was the cost price of that DVD?
What would be the compound interest obtained on a amount 3000 at the rate of 8% per annum after 2 years?
if $$78^{2}$$Â is subtracted from the square of a number, the obtained answer is 6460. What is that number?
In an examination it is required to get 40% of marks to pass. A student gets 261 marks and failed by 4% marks. What are the maximum marks?
Pinku, Rinku and Tinku divide an amount of 4200 amongst themselves in the ratio of 7:8:6 respectively. If an amount 200 is added to their shares. What will be the new ratio?
Ms suchi deposits an amount of 24000 to obtain in a simple interest at the rate of S.I 14 p.c.p.a for 8 years .what total amont will ms suchi gets at the end of 8 years
The average of the 5 consecutive even numbers A,B,C,D ,E is 52.what is the product of B & E