If it costs $10 to set up and later clean a bagel press and bagels cost $1 per week, per bagel, to store, how many times should the bagel press be run each week to produce 500 bagels a week to be sold continuously?
选项:
A:4 times
B:Once.
C:Twice
D:3 times.
发布时间:2024-06-04 01:29:00