Mathematics, 11.05.2021 19:00 barnhill4755
Last month the cost of using the air pump at a garage was 20p.
This month the cost of using the air pump is 50p.
Tom says,
“50 = 20 = 2.5 so the cost of using the air pump has increased by 250%"
Is Tom correct?
Explain your answer.
Answers: 2
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Last month the cost of using the air pump at a garage was 20p.
This month the cost of using the air...
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