find the probability that a writing utensil is red, given it is a pencil.\n| | red | green | blue | total…

find the probability that a writing utensil is red, given it is a pencil.\n| | red | green | blue | total |\n|--|--|--|--|--|\n| marker | 12 | 5 | 14 | 31 |\n| pencil | 9 | 6 | 7 | 22 |\n| crayon | 7 | 8 | 6 | 21 |\n| total | 28 | 19 | 27 | 74 |\nfirst, find the probability of a writing utensil being a red pencil.\np(red and pencil) = \\frac{?}{74}

find the probability that a writing utensil is red, given it is a pencil.\n| | red | green | blue | total |\n|--|--|--|--|--|\n| marker | 12 | 5 | 14 | 31 |\n| pencil | 9 | 6 | 7 | 22 |\n| crayon | 7 | 8 | 6 | 21 |\n| total | 28 | 19 | 27 | 74 |\nfirst, find the probability of a writing utensil being a red pencil.\np(red and pencil) = \\frac{?}{74}

Answer

Explanation:

Step1: Identify red - pencil number

The number of red pencils is 9.

Step2: Determine total number of items

The total number of writing utensils is 74.

Answer:

$\frac{9}{74}$