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On a spinner I have a 0.1% chance of getting a 5. How many times do I need to spin to get 5?
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2 votes
On a spinner I have a 0.1% chance of getting a 5. How many times do I need to spin to get 5?

User Raja Vikram
by
4.4k points

2 Answers

4 votes

Answer:

0.1% = 1 spin then

100% = ( 100×1) ÷0.1 = 1000

we are using 100% because its a sure bet it will happen but not logically

the answer is 1000

User Kylemart
by
3.7k points
2 votes

Answer:


(1)/(10) * (1)/(100) = (1)/(1000)

1000 times

Explanation:

User Tarzan
by
4.3k points
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