Answer:
5.41
Step-by-step explanation:
-24
-3*8=-24
∡S corresponds to ∡X
∡TXY = ∡RST
∡XTY = ∡SRT
∡XYT = ∡STR
72%
90/125 is .72
out of 125 CD's there are 72% of rock CD's and 28 of unknown CD's