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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.

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.
asked 139k views
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.

asked
User Anumi
by
8.7k points

1 Answer

2 votes

Answer:

21

Explanation:

1/20= x/420

Multiply both by 420

420/20=x

x=21

answered
User Melonie
by
7.9k points
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