Answer:

Step-by-step explanation:






Multiply by 3/5 (three fifths)
Answer:
452.38934 yd^3
Step-by-step explanation:
Answer: He will have 3,200 in 5 years.
Step-by-step explanation: This is because 4% of $400 is 160, and if you multiply that by 5 you get 800, then you just subtract that from the total amount and you get your final answer.
Answer:

Step-by-step explanation:
According to the Product Rule for Exponents, 
a = 7
m = 9
n = 4
So,

So, the answer is
.
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