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
Answer:
y=41
Step-by-step explanation:
Let us start by writing an equation. <em>4 plus y divided by 5 equals to 9</em> :
Great! Now let us solve for the variable, <em>y</em>, by isolating the terms:
<em>I hope this helps! Let me know if you have any questions :)</em>
For 20 shirts Eric has
20×2=40 ties
After shopping Eric has 50 shirts
So
20 shirts 50 shirts
40 ties x ties
Answer: He would have 100 ties
<h2>2 way</h2>If he has 2 ties for 1 shirt he will have
2×20=40 ties for 20 shirts, so for 50 shirts ge would have
50×2=100 ties
Answer: He would have 100 ties