CFA 1.2 Optional Practice

Joe has 5 shirts, 3 pairs of pants and 4 pairs of shoes. He needs to make an outfit containing one of each item. How many different outfits are possible?

Mathematical Equivalence

ON

Shannon is going to purchase a new car. The car has 5 exterior color choices, 2 interior color packages and 2 engine options. How many different cars are possible?

Mathematical Equivalence

ON

Create a tree diagram of choosing either pizza or spaghetti; a choice of sweet tea, water, or coke to drink; a choice of pudding or pie for dessert.

How many items are in a tree diagram of choosing either pizza or spaghetti; a choice of sweet tea, water, or coke to drink; a choice of pudding or pie for dessert.

Mathematical Equivalence

ON

You have a choice of either pizza or spaghetti; a choice of sweet tea, water, or coke to drink; a choice of pudding or pie for dessert.

What is the probability of choosing pizza and pie?

Mathematical Equivalence

OFF

You have a choice of either pizza or spaghetti; a choice of sweet tea, water, or coke to drink; a choice of pudding or pie for dessert.

What is the probability of choosing spaghetti, sweat tea, and pudding?

Mathematical Equivalence

OFF

You have a choice of either pizza or spaghetti; a choice of sweet tea, water, or coke to drink; a choice of pudding or pie for dessert.

What is the probability of choosing coke?

Mathematical Equivalence

OFF

You have a choice of either pizza or spaghetti; a choice of sweet tea, water, or coke to drink; a choice of pudding or pie for dessert.

What is the probability of pudding given you have water to drink?

• 1/4

• 1/24

• 1/2

• 1/8

You have a choice of either pizza or spaghetti; a choice of sweet tea, water, or coke to drink; a choice of pudding or pie for dessert.

What is the probability of having coke given that you have pizza?

• 1/4

• 1/3

• 1/2

• 1/8

How many options do you have to eat?

Mathematical Equivalence

ON