In august ,2,760 people attended concert at cooper arena. about the same number of people went to see each of the 5 concerts. about how many people attended each concert ?

Find the quotient. 50a2 – 98b2 -5a +7b

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25