The number of cars c produced by a plant in a month is directly proportional to the
number of machines m that are deployed in the plant. Suppose that the plant
produced 12 cars in a month when there are three machines. How many machines
will be needed to produce 20 cars per month?
a,6
b,7
c,5
d,8
Answers & Comments
Answer:
The answer is:
B.7
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