Answer:
Rate of change in the rent of yak = $5 per hour
Explanation:
Rate of change in the cost from the table is given by the formula,
Rate of change =
Where ΔC = Change in the rate of the yak
Δh = Change in time
Change in the rent of yak = ΔC = 30 - 25
= $5
Change in time = Δh = 3 - 2
= 1 hours
Rate of change =
= $5 per hour