Answer:
R = 9% per year
Step-by-step explanation:
Klara sold 45 tickets to the school play, which is 3 times as many as the number of tickets sold by John. How many tickets did J
1 answer:
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Answer: 120
Step-by-step explanation:
Given : The league championship 800 meter race has 6 runners.
The number of positions = 3
Since order matters here , so we use Permutation.
The permutation of n things taking r at a time is given by :-
Then, the number of different ways they place first, second, and third :_
Hence, they can place first, second, and third in 120 different ways .
