3 years ago

Mira has breakfast at a restaurant. She leaves a 20% tip of

Mathematics

1 answer:

Dmitry [639]3 years ago

8 0

Answer:

Step-by-step explanation:

set up a proportion where 20% is represented as 20/100 and set it equal to 1.80/x

cross multiply and you should get 180=20x

divide by 20 to solve for x

you then get 9, which is the amount you were looking for

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