Answer:
<em>5</em>
Step-by-step explanation:
General equation of direct variation:
y = kx,
where k is the constant of proportionality.
In your case, you have
y = 5x, so 5 is the constant of proportionality.
Answer:
6.25
Step-by-step explanation:
150/6/4=6.25
Dave arrived to his grandmother's hours in7.75 hours.