This would be communicative property cause when solve the left side then the right they both come up to being 30=30.
7 or 8 since 2 and a half hours isnt an even amount of time so thered be an extra 10 minutes
Answer:
210
Step-by-step explanation:
The general formula for picking k items from a total of n is

Thus, if we want to select a committee of six people from a club with 10 members, the number of combinations is




= 210
The committee can be selected in 210 separate ways.
What is that supposed to mean? What is the equation needed to solve?