Total no of students in class = 36
No of students chosen as monitors = 2
There is no other condition, hence we can directly apply combination concept of choosing 2 students out of 36 = 36_ C_{2}
= \frac{36!}{2! * 34!}
= \frac{36 * 35 * 34!}{2* 1*34!}
= 18*35
= 630
Ans: 630
Answer:
D. A = 3n + 15
Step-by-step explanation:
3 should be beside the n variable because n represents each ride that was purchased.
As 15 represents the fee
The A variable represents the total amount spent
Therefore your answer is D.
Your Welcome.
The removal of the lowest round will affect the median, by changing it from 92 to 93, and the mean from 90.4 to 93
