Matt had a 96% in reading. he got a 60% in the test category which was worth 40% of his grade. what was his grade after he got the 60%?

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.