The ratio of football players to soccer players in the room was 5 to 7. if the football and soccer players in the room totaled 48, how many where football players?

Can someone me with this problem . show your work .

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

Plz hurry evaluate the expression a+b where a=8 and b=19