Since you already know that the first 50 meters took 1min you can subtract
400meters-50meters=350meters
350meters÷50meters=7minutes
It increases at 12 sec./min for 7mins
1.12,1.24,1.36,1.48,2.00,2.12,2.24= 11.56+1.00=12.56min
the first one is graph two
The second one is graph 3 because he didn't stop he slowed down.
Answer:

Step-by-step explanation:
we know that
To find the unit rate , divide the total frames by the total seconds
Let
x ----> the total frames displayed by the video game
y ----> the total seconds

we have

substitute the values

Step-by-step explanation:
2-5(68-60)=2-5×8=2-40=38
Answer:
the answer is $39.00
Step-by-step explanation: