Share
Notifications

View all notifications
Advertisement

Three Coins Are Tossed Together. Write All the Possible Outcomes. Now, Find the Probability of Getting: at Least One Tail - Mathematics

Login
Create free account


      Forgot password?

Question

Three coins are tossed together. Write all the possible outcomes. Now, find the probability of getting: 

at least one tail 

Solution

When three coins are tossed, possible outcomes are: 

HHH,HHT,HTH,HTT,THH,THT,TTH,TTT  

Total possible outcomes=8  

Favorable outcomes for at least one tails = HHT,THH,HTH,HTT,THT,TTH,TTT 

Number of favorable outcomes=7 

P(at least one tail)=`7/8`

  Is there an error in this question or solution?
Advertisement

APPEARS IN

 Selina Solution for Concise Mathematics for Class 10 ICSE (2020 (Latest))
Chapter 25: Probability
Exercise 25(C) | Q: 27.5 | Page no. 395
Advertisement
Three Coins Are Tossed Together. Write All the Possible Outcomes. Now, Find the Probability of Getting: at Least One Tail Concept: Probability - A Theoretical Approach.
Advertisement
View in app×