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Sandra flips the coin 20 times. how many times can Sandra expect the coin to land on tails?

2 Answers

3 votes

Hey!

Hope this helps...

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We know that every coin has 2 sides, and we want to flip this coin 20 times.

So 20/2 = 10

Therefore you will have the possibility to get tails 10 times...

User LightToTheEnd
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The chance of a coin landing on tails is 50%, so 20*0.5=10.  (0.5, is 50 percent)
User JiaMing  Lin
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