Which is the best estimate of 90/7 divided by 1 3/4?
1 answer:
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So,
Miss Hoffman gave 90 cents to the waitress.
Her meal, including the tip, cost $6, or 600 cents.
Her subtotal was represented by the quantity (600 - 90) cents.
600 - 90 = 510
Dividing 90 by 510 yields the percent tip that Miss Hoffman gave the waitress.
0.176 or 17.6% ≈ 18%
Miss Hoffman gave the waitress approximately 18% tip.
Miss Hoffman gave 90 cents to the waitress.
Her meal, including the tip, cost $6, or 600 cents.
Her subtotal was represented by the quantity (600 - 90) cents.
600 - 90 = 510
Dividing 90 by 510 yields the percent tip that Miss Hoffman gave the waitress.
0.176 or 17.6% ≈ 18%
Miss Hoffman gave the waitress approximately 18% tip.