Each medal is different and is handed out depending on the outcome of the race/order of the racers, so we're counting the number of permutations. 4 medals are given to 4 runners, so there are

possible ways to do it.
Answer:
The answer to this problem is 4
Step-by-step explanation:
I can help you but what is the operation of math
there are no graphs but the equation is y=3x-1
Answer:
$32000
Step-by-step explanation:
Let last years salary was $x
Therefore,
x + 3% of x = $32960
x + 0.03x = $32960
1.03x=$32960
x = 32960/1.03
x = $32,000
So, last year's salary was $32000.