If 5 persons can do 5 jobs in5 jobs in 5 days, then 50 persons can do 50 jobs in

Which answer is it for it to be simplified completely?

Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative

If you are just building your payment history, how many points from a perfect score will you possibly miss?