Answer:
43 hair rollers.
Step-by-step explanation:
The cost of the haircut ($15.00) and the hair rollers (0.45*43) would equal $34.35, just passing the minimum amount of $34.00.
1. 7
2. 35
3 & 4. 7x = 70
5. 10
910 mL = 0.91 L
9.1 L = 9,100 mL
0.901 kL = 901 L
91 L = 0.091 kL
90.1 L = 90,100 mL
9,010 mL = 9.01 L
D. 16.8