# Question: Some thieves escaping after a bank robbery drop a sack

Some thieves, escaping after a bank robbery, drop a sack of money on the sidewalk.

(a) Estimate the mass of the sack if it contains $5000 in half-dollar coins.

(b) Estimate the mass if the sack contains $1,000,000 in $20 bills.

(a) Estimate the mass of the sack if it contains $5000 in half-dollar coins.

(b) Estimate the mass if the sack contains $1,000,000 in $20 bills.

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