Answer:
504 different ways
Step-by-step explanation:
There are 9 people competing
9 Different people can come in 1st
We have a winner
Now there are only 8 people left to come in second
8 different people can come in 2nd
There is 1 second place winner
Now there are only 7 people left to come in second
7 different people can come in 3rd
9*8*7 =504
There are 504 different ways
Answer:
$42.40
Step-by-step explanation:
The horizontal axis is in fractions.
The three lightest are two 
pounds & one 
pounds. Each cost $4.40 per pound.
So cost = 4.40(5/8+5/8+6/8) = $8.8
Remaining costs 4.80 per pound. We add up the remaining and multiply by 4.80 to get their cost.
cost = 
Hence, total cost = 8.8 + 33.6 = $42.40
Answer c: 2 and 3
Of course Q is on plane PQR. If S is as well, then QS is as well.
Answer:
Hi,
6
Step-by-step explanation:
the number divided by 5 has a remainder of 1 , its last digit is 1 or 6.
the number is divisible by 2, its last digit is 0 or 2,or 4, or 6 or 8.
Both conditions give : the last digit must be 6.
