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6 votes
Hal wants to buy a cake for his friend's birthday. When he went to the bakery, he found that price was marked down by 10%. If Hal pays $30, what was the original price?

Help plzz


1 Answer

7 votes
You have to make a fraction like
10. X
—- =——
100 30

Then do that bat and ball thing and
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User Ketsia
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