Answer:
8. 
9. -38 ÷ 19
10. -4 ÷ -2
11. 190° im pretty sure
Step-by-step explanation:
B
Explanation sksnsnsnnsmams
Step-by-step explanation:
x+50%x=30
150%=30
1.5x=30
x=20
B!!!
Answer:
You didn't include the following choices. If you would let me know in the comments, I'd be happy to help!
Loss % = loss/C.P.*100
= 60/300*100
= 60/3
= 20% loss