aubreyfoster
28.11.2019 •
Mathematics
40 decreased by 5% then increased by 5%
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Ответ:
39.9
Step-by-step explanation:
First multiply 40 by 0.05. This gives you 2. 40 - 2 = 38.
Then to increase by 5%, multiply 38 by 0.05. This gives you 1.9 and add this to 38. 38 + 1.9 = 39.9
Ответ:
A
Step-by-step explanation:
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