Answer:
choice a
Step-by-step explanation:
100 - 80 = 20
80 = 72
20 = ?
72 / 80 = 0.9
20 x 0.9 = 180
180 + 72 = 252
Answer:
528
Step-by-step explanation:
(80:100)*660 =
(80*660):100 =
52800:100 = 528
Now we have: 80 percent of 660 = 528
Answer:
Step-by-step explanation: