"or" problems
Under what conditions?
Chart it
Counting and Spelling
100

What is the probability of rolling a single die to a number that is prime or odd?

(answers in reduced fraction form)

2/3

100

Consider drawing 1 card from a standard deck of shuffled cards what is the probability the card is an odd numbered card given it was black?

(answers in reduced fraction form)

4/13

100

Using the chart on page 3.....

Find the P(Girl | Romance)        

(answers in reduced fraction form)

6/7

100

A number is selected randomly from a box containing all the integers from 1 to 25.

P(even | less than 16)         

(answers in reduced fraction form)

7/15

200

What is the probability of randomly selecting a card from a standard 52 card deck and having the card be a club or a red card?

(answers in reduced fraction form)

3/4

200

Consider drawing 1 card from a standard deck of shuffled cards what is the probability the card is an ace given it was red lettered card?

(answers in reduced fraction form)

1/4

200

Using the chart on page 3......

Find P(Suspense | Boy)

(answers in reduced fraction form)

8/31

200

A letter is chosen at random from the word EXTRATERRESTRIAL. Find the probability of the letter being letter R given it is a consonant           

(answers in reduced fraction form)

2/5

300

What is the probability of randomly selecting a card from a standard 52 card deck and having the card be a heart or a face card?

(answers in reduced fraction form)

11/26

300

A box contains four purple marbles, six yellow marbles, four green marbles, and five white marbles. If one marble is drawn at random, find P(purple | not green)   (answers in reduced fraction form)

4/15

300

Using the chart on page 3......

Find P(Action | Comedy)

(answers in reduced fraction form)

0/26 or 0

300

A letter is chosen at random from the word EXTRATERRESTRIAL. Find the probability of the letter being a vowel, given it is the letter E

(answers in reduced fraction form)

3/3 or 1

400

What is the probability of rolling two dice and getting a sum that is even OR equal to 5?

(answers in reduced fraction form)

11/18

400

A box contains four purple marbles, six yellow marbles, four green marbles, and five white marbles. If one marble is drawn at random, find 

P(white | color with 5 letters)

(answers in reduced fraction form)

5/9

400

Using the chart on page 3......

Find P(Comedy | Girl)

(answers in reduced fraction form)

15/58

400

A number is selected randomly from a box containing all the integers from 1 to 25.

P(less than 10 | prime)         

(answers in reduced fraction form)

4/9