Calculate all of this please and you will get the brainlist

Elijah and his sister went to the movies. they had $34 altogether and spent $9.50 per ticket. elijah and his sister bought the same snacks. write and solve an inequality fotlr the amount that each person spent on snacks. interpret the solition

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

If f(x)=x+7 and g(x)=1/x what is (fog)(x)