Ask a New Question

Question

A spinner has equal regions numbered 1 through 21. What is the probability that the spinner will stop on an even number or a multiple of 3? (Points : 5)
13 years ago

Answers

PsyDAG
Even numbers are 2, 4, 6, 8, 10, 12, 14, 16, 18, 20.

P(even) = 10/21

Multiples of 3 are 3, <B>6,</B> 9, <B>12,</B> 15, <B>18</B>, 21.

Probability of either/or = sum of individual probabilities - common probabilities.
13 years ago

Related Questions

A spinner has five regions numbered 1 through 5. If the spinner is spun 100 times, we would expect a... A spinner has regions numbered 1 through 21. What is the probability that the spinner will stop on a... a spinner has regions numbered through 1-21 what is the probability that the spinner will stop on... A spinner with 5 equal sections labeled 1 -5 is spun 50 times. What is... Spinner containing five equal regions numbered 1 through 5 is spun two times in a row. What a probab... The nine regions on a spinner are numbered with positive integers 1 through 9, and the probability o... A game spinner has regions that are numbered 1 through 8. If the spinner is used twice, what is the...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use