Solve the problem.Lisa stashed in an envelope on her dresser $454 each week for 9 weeks. Estimate the total amount she saved by rounding the weekly amount to the nearest hundred. Also find the exact amount she saved.
A. Estimate: $4,500; exact: $4,050
B. Estimate: $4,050; exact: $4,086
C. Estimate: $4,050; exact: $4,050
D. Estimate: $4,500; exact: $4,086
Answer: D
Mathematics
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