Probability and Venn Diagram

• {5, 9}

• {1, 4, 5, 6, 9}   

• {1, 4, 5, 5, 6, 9, 9}

• {1, 4, 5, 9}

The given Venn diagram displays the number of customers who ordered chicken nuggets (C) and French fries (F) at Joe’s diner on a Saturday evening.  How many customers chose to order something else on the menu?

• 9

• 15

• 47

• 46

Same scenario as in Question 2. If a customer is selected at random, what is the probability that he/she orders either Chicken nuggets or French fries?

• 15/102

• 47/102

• 78/102

• 93/102

Same scenario as in Question 2. If a customer has already ordered chicken nuggets, what is the probability that he/she also ordered French fries?

• 15/46

• 15/62

• 15/102

• 15/93

Out of forty students, 14 are taking English Composition and 29 are taking Chemistry. If 5 students are in both classes, how many students are in neither classes?

• 5

• 38

• 3

• 2

Same scenario as in Question 5 (Out of forty students, 14 are taking English Composition, 29 are taking Chemistry and 5 students are in both classes.) How many are in either class?

• 43

• 38

• 14

• 34

Same scenario as in Question 5 (Out of forty students, 14 are taking English Composition, 29 are taking Chemistry and 5 students are in both classes.) What is the probability that a randomly chosen student from this group is taking only the Chemistry class?

• 5/40

• 14/40

• 24/40

• 29/40

Same scenario as Question 5 (Out of forty students, 14 are taking English Composition, 29 are taking Chemistry, and 5 students are in both classes). Which shaded area represents the probability of a randomly selected student not taking Chemistry?

• 
• 
• 
• 

The given Venn diagram represents the number of hot dogs sold at Tony’s kitchen with three different toppings – Peanut Satay sauce (P), Hoisin BBQ sauce (H), and Spicy Mayo (S). If an order is picked at random, what is the probability that the hot dog sold has only Peanut Satay sauce?

• 28/126

• 32/126

• 45/126

• 59/126

Same scenario as in Question 8. If an order is picked at random, what is the probability that the hot dog sold has at least two toppings?

• 81/126

• 45/126

• 43/126

• 33/126