Online ProgramTrudy ran the same race three times and plotted her times. The first race resulted in a time of 5 minutes. The second race, 4 minutes. The third race was 6 minutes.
|
Race |
Time in Minutes |
|
Number 1 |
5:00 |
|
Number 2 |
4:00 |
|
Number 3 |
6:00 |
Part A
Trudy used these coordinates (1,5), (2,4), (3, 6). Help her plot the scores on the graph shown below.
Note:
You do not have to enter your answer in the box below. Attempt this question on a sheet of paper and show it to your teacher or parent for their input. You can also compare your answer with the detailed explanation.
Part B
The race Trudy is running is on a mile track; however, she wants to decrease her time for the next race. Calculate her average time so Trudy knows what number to use as she is decreasing her running time.
Write the average time (in the format X:XX) in the box below.
Note : Average time is time taken for all 3 races divided by 3.
Part C
Trudy has a running partner, Mike, who also ran the same race. Mike’s time in the first race was 30 seconds faster. His time on the second race was 1 minute slower than Trudy's; and, his time on the last race was the same as Trudy's. Complete the chart below to show Mike’s running times on the race.
Write the answer in the same format as given in the case of Trudy.
| Race | Name | Times in Minutes |
| Number 1 | Trudy | 5:00 |
| Number 1 | Mike | |
| Number 2 | Trudy | 4:00 |
| Number 2 | Mike | |
| Number 3 | Trudy | 6:00 |
| Number 3 | Mike | |
Geometry (5.G.1)
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