you buy a package of 6 rolls of paper towels for $5.74 and another package of 12 rolls for $16.97 at this linear rate, how much
1 answer:
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Answer:
see the attachment
Step-by-step explanation:
The ceiling of numbers between -1 and 0 (not including -1) will be 0. Adding 3 to that moves the segment up to y = 3. Hence, the last graph is the appropriate one.
Any integer is its own ceiling, and it is also the ceiling of numbers between that and the next lower integer. Hence each segment on the graph will have an open circle at the left end and a closed circle at the right end.
