CCSS.Math.Content.7.RP.A.2.d -Determining How Points on a Linear Graph Show Proportional Relationships and Unit Rate

Here are some problems to try with Common Core Standard:

CCSS.Math.Content.7.RP.A.2.d

  1. Alejandro records the hours he worked and earnings he made working at the local restaurant in town. Fill in the tables he forgot to and make a graph of his earnings. Then explain the significance of the point (0,0) and the points (1, 11).
Time Money Earned
0 0
1 $11
2 $22
3
4 $44
$55

2. Mary takes her heart rate and records the following heart rates. She forgets to put a few in, so add those. Then graph her heart beats over time. After graphing explaining the point (0, 0) and the points (1, 64).

Time Heart beats
0 seconds 0
¼ minute 16
½ minute
1 minute

3. Lindsey runs and records the miles she goes for a certain amount of time. She forgets to add a few points. Graph her miles over time. Then explain the significance of the point (0,0) and (1, 12.5).

Time Distance
0 0
15 minutes
30 minutes
1 hour 12.5

4. Trent likes to keep track of his groceries. He buys one carton of eggs for $3.24 but forgets to record entries in the rest of the table. Fill it out for him and then graph his expenses.

Egg cartons Cost
1/4
1/2
1 $3.24
2 1/2

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