Answer: 16 hours
Step-by-step explanation:
Given
Carla earns 
for each hour she works
Last week she earned $148 total including 
tip
So, the sum of hourly income and must be equal to the total money earned
Suppose she works for 
hours
Thus, she works 16 hours last week
Answer:
Step-by-step explanation:
C.
12/30=0.4
You should really learn how to do probabilities. They don't go away after like the sixth grade.
there are 16 ounces to a pound
10/5 = 2 ounces per day
16/2 = 8
so it took 8 days to eat 1 ppound
Multiply 17(number of students) and 17(amount he’s spending on each student)
So 17x17=289
Then subtract what he used which is 97.41
So 289-97.41= 191.59
He has $191.59 left
