Can you solve the maths in the below-given picture equation?

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

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?

81 x 9 = 801. What must you do to make the this equation true?

Why is the Hole below a Lock?

What is the difference between a jeweller and a jailer?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age.

Can you find their ages?

What is wrong in the below Picture?