600/100 as a mixed number would be 6
You have the length of the sides? If not: a and b is the length of the scratch, h is the height <span>This lateral surface area = 2ah+2bh=2h(a+b)</span>
Answer:She will have to charge her customers at least 21 dollars an hour to help her family.
Step-by-step explanation:
The unit rate is:
chapters per hour
Step-by-step explanation:
Given
chapters read = 
Time = 
Unit rate is calculated by dividing the total chapters by total time
So,

Hence,
The unit rate is:
chapters per hour
Keywords: Unit rate, fractions
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