Answer:
The correct answer is
Step-by-step explanation:
At a benefit concert, eleven bands have volunteered to perform.
There is only enough time for eight of the bands to play.
We need to find how many lineups are possible.
We would need to choose 8 bands out of 11 and their arrangements should be unique. Also that no band can perform twice.
There fore the number of possible line ups are ![\left[\begin{array}{ccc}11\\8\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D11%5C%5C8%5Cend%7Barray%7D%5Cright%5D)
= 165 ways.
Therefore 8 bands out of the 11 can lineup in 165 different ways and perform at the benefit concert.
Answer:
I think the answer is B
Step-by-step explanation:
sorry if Im wrong.
PLZ MARK BRAINLIEST
Answer: second option.
Step-by-step explanation:
Let be "w" the credit hours at Westside Gina is taking.
You know that class fees are $98 per credit hour at Westside, then the expression for the dollar amount she paid for her class fees at Westside is:
Since she is taking a combined total of 13 credit hours at the two schools, the credit hours at Pinewood Gina is taking can be represented by this expression:
You know that class fees are $115 per credit hour at Pinewood, then the dollar amount she paid for her class fees at Pinewood can be expressed as:
Therefore, the expression for the combined total dollar amount she paid for her class fees is:
Answer:
5.92
Step-by-step explanation:
16*37=
592
put the decimals in next
Answer:
8
Step-by-step explanation:
40 + 5 (at the door)=45
(president's goal) 400 divided by 45= approximately 8
