Answer:
This question is incomplete
Answer:
9.3-5.7=3.6.
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H= 52 + 21d
D=5, h= 157
D=7, h= 199
D=8, h= 220
D=10, h= 262
SA: 2xLxW + 2xWxH + 2xLxH
SA: 2x4.5x20 + 2x4.5x23 + 2x20x23
SA: 180 + 207 + 920
TSA: 1307cm2 (squared)
The paper for each of them
paper per person = 147/3
paper per person = 49
Each of them deliver 49 papers
Find how long it takes
one paper is 2 minutes
time = 49 × 2
time = 98
They finish delivering in 98 minutes