Prove that the below maths equation is true.

8 + 8 = 91

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

Why is a river so rich ?

I got a bee but no honey.
got an eye but am still blind.
got a sea but no water.
got a tea but no coffee.
got a why but no answer.

What Am I?

What's the only room from which no one can enter or leave

What has hands, but can’t clap?

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

By what process could you make a 'Tea-Table' into food?

In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

Why are all black people so quick ?