$35 to spend cake is $18 balloons are $4

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

The variable in a relation who’s value depends on the value of the independent variable is called what?

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?