5 groups with 9 sixth-grade students and 14 seventh-grade students in each.
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hope it helps
Answer:
y = -16
Step-by-step explanation:
y = -3(12) + 20
y = -36 + 20
y = -16
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The difference between the price per pound for the three pound bag of oranges and the price per pound for the 5 lb bag of oranges is $0.15
Given
Price of 3lb bag = $3.60
Price of 5lb bag = $5.25
We have to calculate the per pound price for each bag to compare the per pound price for both
Price of one pound in 3lb bag-

Price of one pound in 5lb bag-

Difference between the prices-

The difference between the price per pound for the three pound bag of oranges and the price per pound for the 5 lb bag of oranges is $0.15
Answer:
The radius is decreatsing at a rate 0.78 cm per second.
Step-by-step explanation:
We are given the following in the question:

Instant radius,r = 2 cm
Instant length,l = 9cm
The radius of the cylinder decreases.
Volume of cylinder =

Since the volume of the cylinder does not changes, we can write:

Rate of change of volume:

Puttiung values, we get

Thus, the radius is decreatsing at a rate 0.78 cm per second.