Answer:
2n+4≤12. n for the number
Step-by-step explanation:
Do a proportion
10/75= 1/x
Cross multiply and divide
75 x 1= 75
75 divided by 10 is 7.5
Answer is 7.5 pencils per dollar
The answer would be A 1. 1/18
I believe it's c. babysitting
Frankfurters hourly wage: $5.67
Hair Stylist hourly wage: 80/15= $5.33
Babysitting hourly wage: 250/4=62.50/10= $6.25