There are 4 teams in total and each team has 7 members. One of the team will be the host team.
Tournament committee will be made from 3 members from the host team and 2 members from each of the three remaining teams. Selecting the members for tournament committee is a combinations problem. We have to select 3 members out 7 for host team and 2 members out of 7 from each of the remaining 3 teams.
So total number of possible 9 member tournament committees will be equal to:

This is the case when a host team is fixed. Since any team can be the host team, there are 4 possible ways to select a host team. So the total number of possible 9 member tournament committee will be:

Therefore, there are 2917215 possible 9 member tournament committees
Answer:
step by step and the dog got 10 fire wood
Answer:
a lot
Step-by-step explanation:
Answer:
It might be 70 because 5m has the volume of 50 m so maybe 7m in volume is 70?
Answer:

Step-by-step explanation:
The given ratio is 2:3.
x₁ = -3, x₂ = 2
We need to find the x-coordinate of the point that will divide segment AB into a 2:3 ratio. The formula is as follows :

Put all the values,

Hence, the correct option is (d).