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Can someone explain how to do the first one

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

Adriveway is 40 yards long about how many meters long is it

East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy