Kids Riddles

Question: What is 40 divided by 1/2, plus 15?

Question: Everyone has me but nobody can lose me.What am I?

Question: 7 frogs are sitting on a log. 1 of them decides to jump off of the log. At this moment how many frogs are on the log?

Question: Sometimes I'm high and sometimes low,
and I creep between your toes.
My orders come from the sky,
I make men fall and rise.

What am I?

Question: I wear a red coat and have a stone in my throat.

What am I?