Answer:
a. 80
b. 34
Step-by-step explanation:
45 percent of 80 is 36.
85 percent of 40 is 34.
You can find these online, through a Percentages Calculator.
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Answer:
288
Step-by-step explanation:
answer is in photo above
The answer is 81/8
Alternative Forms:
10 1/8 or 10.125
Surface area= 2(6x15)+2(7x15)+2(6x7)
=180+210+84
=474m
Volume=15x6x7
=630m^2