The answer is 126$ Just divide 127 divided by 22 then multiply that by 21
B
You would divide 45 mm/15mm to get 3. Multiply 3 by 27 to get 81 mm.
You would probably need a little larger sample of people because not all people wear corrective lenses. In almost any other survey, this would be a scientist’s dream, but in this one, you’d need it to be a little bigger.
Answer:
To find the sales tax multiply the purchase price by the sales tax rate. Remember to convert the sales tax rate from a percent to a decimal number. Once the sales tax is calculated, it is added to the purchase price. The result is the total cost—this is what the customer pays.
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Solving Sales Tax
