Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

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

Solve the mathematical equation in the picture below.

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

Can you write down eight eights so that they add up to one thousand?

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?