Answer:
38:48=3:4
48:42= 8:7
20:30= 2:3
16:14=8:7
9:12=3:4
56:49=8:7
24:32=3:4
24:36=2:3
18:27=2:3
c
Step-by-step explanation:
SP = CP + markup
i think
cy
is the answer
.
40%
14 - 10 = 4
4/10 = 0.4
0.4 x 100% = 40%