Prove that the below maths equation is true.

8 + 8 = 91

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

ENEMY = 2 * LINK
LINK + 2 = HELL

Then what will be TAXI + HELL? Select from the options below:
a) ROTTEN
b) DANGER
c) HEAVEN
4) MORTAL

If Bihan is 10, Anirudha is 20, and Kim and Seal are both 5, but Rikold is 10, how much is Kenniger by the same trend?

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

No matter how little or how much you use me, you change me every month. What am I?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?