What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

A and B have a certain number of chocolates with them. If B gives one chocolate to A, they will have an equal number of chocolates. But if A gives one chocolate to B, then A will be left with half the number of chocolates that B has.

Can you find out the number of chocolates they have right now?

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?

Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.

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

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Find the value of "?" in the ball picture Riddle below: