Eight two-person teams are participating in a three-legged race. Find the number of orders in which all 8 teams can finish the r ace.
1 answer:
Each team needs two people for a 3-legged race. Therefore, the number of orders (combinations) of 2 people at a time from 8 is ₈C₂ = 8!/(2!6!) = (8*7*6!)/(2*6!) = (8*7)/2 = 56/2 = 28 Answer: 28
You might be interested in
Answer:
7
Step-by-step explanation:
1250 divided by 50 = 25 so 25 of $50 notes make up $1250
Answer:
Electrons are shared in a covalent bond.
Step-by-step explanation:
I asked the same question and then I got the answer.
Answer:
soil, rocks, and water
Step-by-step explanation:
All 3 of those are abiotic parts
Answer:
30 - Acute
249 - Obtuse
126 - Obtuse
Step-by-step explanation:
Less than 90 - Acute
90 - Right
More than 90 - Obtuse