Can you replace the question mark with the correct number?

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

Replace the question mark with the correct number in below Picture:

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

A guy in his thirties is found dead in a forest. The shocking thing about the body is that he is wearing his swimming trunks snorkel and a facemask.

For your information, the nearest lake is some 10 miles away and the sea is hundreds of miles away.

How did he die then?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

Find the next number in the sequence

5 12 24 36 ?

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?