brian2913
23.11.2021 •
Mathematics
A t-shirt increased in price by 1/4. After the increase it was £20. What was the original price of the t-shirt?
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Ответ:
£16
the t-shirt increased by 0.25. let's convert that to percentage
therefore it increased by 25%
By using cross multiplication we can write as follows:
125%=£20
100%=£ x
(100×20)/125= £16
Ответ:
equation
8.5*x = 136 --> x = 16
Max works 16 hours.