Lion or virgin

We toss the coin, and every throw fits a lion or a virgin with an equal probability of 1/2. Determine how much we have to make throws that, with the probability of 0.9, lions fell at least once.

Correct answer:

n =  4

Step-by-step explanation:

0.5n<10.9 0.5n<0.1 nln0.5>ln0.1 n>3.32 n=4

Did you find an error or inaccuracy? Feel free to write us. Thank you!

Tips for related online calculators
Would you like to compute the count of combinations?

You need to know the following knowledge to solve this word math problem:

Related math problems and questions: