Solve the problem. First use front end rounding. Then find the exact answer.Find the total amount Lisa stashed in an envelope on her dresser if she placed $492 there at the end of each week, for 6 weeks.
A. Estimate: $3000; exact: $2940
B. Estimate: $2940; exact: $2952
C. Estimate: $2940; exact: $2940
D. Estimate: $3000; exact: $2952
Answer: D
Mathematics
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