1. today 45 4 5 of mrs. silverman's class turned in their homework. if 78 7 8 of those students completed the homework, what portion of the class completed the homework?
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