What number do you get when you multiply all of the numbers on a telephone's number pad?

Forwards I am heavy, backward I am not. What am I?

Make a sentence consisting of three words that have the whole alphabet.

Can you solve the rebus below?

Can you decipher the below rebus?

PBLUESAISNUERSES

What is black when you buy it, red when you use it, and gray when you throw it away?

If I put in one canary per cage, I have one bird too many. If I put in two canaries per cage, I have one cage too many. How many cages and canaries do I have?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

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 next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?