Janet wants to purchase a new car. At the car dealership, a salesperson tells her she can choose from 10 car models, 7exterior c
olors, and 9 interior colors.
How many ways can Janet customize a car? Enter your answer as a whole number, like this: 425
So I got 120 from using nCr(10,7) on a calculator
But I got it wrong so can somebody help with this question for this combination
2 answers:
uhh isnt it just 10×7×9=630
Answer:
630
Step-by-step explanation:
Use the Fundamental Counting Principle to find the total number of possible combinations.
Car Models = 10
Exterior colors = 7
Interior colors = 9
=> 10 * 7 * 9 = 630
Hence the total number of combinations possible would be 630 outcomes.
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