Answer:
1
Step-by-step explanation:
The average rate of change is the gradient _
Gradient = Rise / Run = (y2 - y1) / (x2 - x1)
From the table ;
x2 = 4 ; x1 = - 1 ; y2 = 5 ; y1 = 0
Gradient = (y2 - y1) / (x2 - x1) = (5-0) / (4 - - 1) = 5/5 = 1
20 hours
10*8*4=320 (volume of the pool)
320/16=20 hours
21% of his students wear glasses
The answer is 21% because 21/100 =21
Hope it helps.
18 cents per ounce
Take the total cost and divide by the number of ounces
2.88 /16 =.18
