A teacher writes the first letter of the names of his students on index cards. He selects a card at random.
Find the following probabilities:
P(W) =
P(S or T) =
P(J or M) =
P(not H) =
P(vowel) =
Draw a single card from a well shuffled deck of 52 cards. Each card has the same chance of being drawn so we have equally likely outcomes. Find the following probabilities:
P(card is red) =
P(card is a Heart) =
P(card is a black 5)
Roll a fair die one time. The sample space is {1, 2, 3, 4, 5, 6}. Find the following probabilities:
P(roll a 4) =
P(roll an odd number) =
P(roll a number less than 5) =
A bag contains 8 blue balls, 7 green balls, and 5 red balls. A ball is taken from the bag at random. Find the following probabilities:
P(red) =
P(blue) =
P(yellow) =
In Hannah's purse there are 3 quarters, 5 dimes, and 8 nickels. She takes a coin at random from her purse. Find the following probabilities:
P(quarter) =
P(dime) =
P(value is more than 5 cents) =
A teacher writes the first letter of the names of his students on index cards. He selects a card at random.
Find the following probabilities:
P(W) =
P(S or T) =
P(J or M) =
P(not H) =
P(vowel) =