Kelly went to a store to purchase a coffee pot. She will use a coupon for 20% off. She can calculate the cost before sales tax u
sing the follow expression, c represents the original cost of the coffee pot. C- 0.2c
Which other expression could kelly use to calculate her cost before sales tax?
A. 0.8c
B. 1.2c
C. 1.8c
D. 80c
1 answer:
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Answer:
The answer is B.
Step-by-step explanation:
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3
Step-by-step explanation:
30 tens is basically 30 x 10 = 300
300/100 = 3
you get 3 hundreds from 30 tens
