Find the number of squares in the below-given picture.

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

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

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 ?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

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

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not-rounded numerals equals 24.

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

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