Joe said that if you roll a number cube 6 times, one of those rolls will be a 1. Was Joe correct? Why or why not.

Ineed i do not understand i'm only 8

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.