It will travel 7.5 cm a revolution and 7.5 x 3 wound = your answer i believe
lol i hate geomatry
Answer:
Option A - Permutation; number of ways = 210
Step-by-step explanation:
Given : At a competition with 7 runners, medals are awarded for first, second, and third places. Each of the 3 medals is different.
To find : How many ways are there to award the medals?
Solution :
There are 7 runners but medals are three.
The first runner up got first medal as one is locked.
The second runner up got second medal as second is locked.
The third runner up got the third medal.
So, There is a permutation.
Number of ways to award the medals is 
We know, 
Substitute the values,



Therefore, Option A is correct.
Permutation; number of ways = 210
Answer:
y= −2/3x+−20/3
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Alyssa earns $408 as commission
She sold shoes worth of $3,400
The formula to find commsion rate is

Where

The commission rate will be