Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

Can you replace the question mark with the correct number in the below table sequence?

I am a five-letter word and people eat me. If you remove the first letter I become an energy form. If you remove the first two letters, I am needed to live. Scramble the last three letters and I am a drink. What word am I?

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

AB * C = DE - F = GH / I

What is the next shape from answers A, B, C, and D figure?

If,

A + B = C
D - C = A
E - B = C

Based on the above equations, find out the answer for:

D + F = ?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

What has many teeth, but cannot bite?

How can you take 2 from 5 and leave 4?

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

18 ? 12 ? 4 ? 5 = 59