Answer:
pootis
Step-by-step explanation:
60% of
35 is 21
Change the percentage (60) into a decimal by dividing it over 100:

Divide 21 by the decimal:
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The answers is $1600, if this is a multiple choice question.
The sum of two adjacent sides is 11 inches, so the long sides are 9 inches. The "unknown number" must be 12.