Answer:
Mrs. Augustyn's Class: 24 ÷ 4 = 6
Mrs. Salonish's Class: 24 ÷ 8 = 3
Step-by-step explanation:
Given:
The number of teeth = t = 25
The gear is driven by a 10-tooth driver gear (T) at 250 RPM
Let the speed = s
So, using the ratio and proportion

Solve for s:

So, the fear will be driven by 625 RP
Answer:
I added an answer. It was -2x^4
Step-by-step explanation:
Let s represent the number of sales, and t the total pay
the equation to represent this situation is t = 2s + 50
so set t to 100, and solve for s
100 = 2s + 50
50 = 2s
25 = s
you need to make at least 25 sales