For this case, what we must do is calculate the speed of the runner.
We have then that the speed is given by:
Where,
d: distance
t: time
Substituting values we have:
Answer:
the runners unit rate is:
Answer:
B
Step-by-step explanation:
Count the units
4 has the most. Sorry if it’s wrong, good day to you
Answer:
12 -2x =3
Step-by-step explanation:
2(6-x)=3.
Distribute
2*6 -2*x = 3
12 -2x =3
Answer:
D. Lines coincide
Step-by-step explanation:
On dividing y/2y and 4/8 and x/2x you get 1/2. Since 1/2 is common answer for all the parts, lines will coincide.