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natalie2sheffield
02.09.2019 •
Mathematics
7.50 admission; 20% off; 5.75% tax
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Ответ:
For the 20% off, we can make the following rule of three:
7.50 --------------> 100%
x ------------------> 20%
From here, we clear the value of x.
We have then:
Then, subtracting both values we have:
For taxes we have:
6 ---------------> 100%
x'---------------> 5.75%
Clearing the value of x' we have:
Then, adding both values we have:
7.50 admission; 20% off; 5.75% tax is:
6.345
Ответ:
Step-by-step explanation:
can you elaborate on what am i supposed to help with?