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The rules of a contest say there is a 1 out of 20 chance of winning a prize. 420 people enter the contest. Predict how many people will win a prize.
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2 votes
The rules of a contest say there is a 1 out of 20 chance of winning a prize. 420 people enter the contest. Predict how many people will win a prize.

User Anumi
by
8.6k points

1 Answer

2 votes

Answer:

21

Explanation:

1/20= x/420

Multiply both by 420

420/20=x

x=21

User Melonie
by
7.7k points
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