Their average speed was 52 miles per hour
Answer:
(-2,1) (-1,1),(0,1)
Step-by-step explanation:
find the gradient first
Answer:
7 girls can go in the first place, 6 in the second, etc.
7! ways is the number of ways to arrange the girls.
likewise the boys can be arranged in 7! ways
The total number of ways becomes 7! * 7!
7! * 7! = 25,401 600 ways
Answer:
4.25 i think
Step-by-step explanation:
sorry i have not done these in a while it might be wrong
40 I am pretty sure that is the right answer
