The correct answer is 4
1.5 (4+4) -3 = 9
4.5 ( 4-2) =9
<u>Given</u>:
The given graph represents the cost of the Kayak's rental per hour.
The coordinates are (2,30) and (3,45)
We need to determine the unit rate of renting per hour.
<u>Unit rate of renting:</u>
The unit rate of renting can be determined using the formula,

Substituting the coordinates (2,30) and (3,45), we get;

Simplifying, we get;

Dividing, we get;

Thus, the unit rate for renting a Kayak is $15 per hour.
Answer:
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0.023
if u divide 23 by one thousand you get 23 thousandths as a decimal