If all three friends work 20 hours during the week how much for each person earn

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1