# 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