How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

Chocolate costs 6 rupees and a Toy costs 5 rupees. If you have 32 rupees in total, how many chocolates and how many Toys can be purchased with that amount?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

Our product and our sum always give the same answer. Who are we?

In the image below, can you find the value of an angle(y)

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

My grandson is about as many days as my son in weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years ?

How do you go from 98 to 720 using just one letter?