Question

Jordan is planning to buy a vehicle. He has the following choices.

Type: sedan or SUV
Transmission: 5-speed or automatic
Color: red, blue, black, green, or silver
Top: sunroof or no sunroof

Jordan says that he has a total of 2 + 2 + 5 + 2, or 11, possible vehicle choices. What is Jordan’s error?
He should have multiplied the sum by 4.
He should have added only the choices for type and transmission.
He should have multiplied only the choices for type and transmission.
He should have multiplied the choices, instead of adding them.

Answer 1

Think about what I told you in the previous problem you posted. You can find the total number of combinations by multiplying each of the choices available. What can you note now?

Answer 2

k Ik it's not b or c

Answer 3

Yep you're on the right track.

Answer 4

A: "He should have multiplied the sum by 4."

Do you see any logic in doing this?

Answer 5

A: "He should have multiplied the sum by 4."

Do you see any logic in doing this?

Answer 6

um.....I have this feeling it's D

Answer 7

yes you're right

Answer 8

Thx

Answer 9

Probability is a little confusing in 8th grade