Hi what’s 2+2? Anyone would like to help..?

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).

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.