Use front end rounding to estimate the sum or difference. Then find the exact answer to the problemTran's subtotal at Scramble's Electronics is $327.70. The sales tax on these items is $21.29. What was Tran's total bill?
A. Estimate: $280; exact: $306.41
B. Estimate: $300; exact: $348.99
C. Estimate: $320; exact: $348.99
D. Estimate: $348.99; exact: $348.99
Answer: C
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