The price of a gallon of milk went from $2.70 to $3.50 in four years. find the rate of change of the price of milk.
a) $0.10 per year
b) $0.20 per year
c) $0.50 per year
d) $0.80 per year

B)$0.20 per year

Step-by-step explanation:

Given: The previous price of a gallon of milk = $2.70

The new price of a gallon of milk = $3.50

Time to increase price = 4 years

Now, the rate of change of price of milk is given by:-

Hence, the rate of change of the price of milk= $0.20 per year

b. 24 mm

step-by-step explanation:

use the pythagorean theorem.

a^2 + b^2 = c^2

a^2 + 7^2 = 25^2

a^2 + 49 = 625

a^2 = 576

a = 24

answer: b. 24 mm

a) 32pie square meters

step-by-step explanation: