Answer:
thx
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:
b and e
Step-by-step explanation:
It is to insure the experiment does not have bias.