Laura will have seven test scores at the end of the semester. Each of the scores is a positive integer less than or equal to $10
1 answer:
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The area of the square is:
And the area of the circle is:
The area of one segment is given by:
Answer:
The answer is 720 ways.
Step-by-step explanation:
Total friends who volunteered = 10
Total number of jobs that have to be done = 3
Here order matters, so it is a permutation question.
We can use the formula nPr.
=
= 720 ways.
The second way to solve this is:
Susan can choose the first person to do a job in 10 ways
Then the second job can be done in 9 ways and the third in 8 ways.
Total becomes = ways