An electronics store receives a shipment of 20 graphing calculators, 33 that are defective. Four of the calculators are selected to be sent to a local high school. (A) How many selections can be made? (B) How many of these selections will contain no defective calculators?

An electronics store receives a shipment of 20 graphing calculators, 33 that are defective. Four of the calculators are selected to be sent to a local high school. (A) How many selections can be made? (B) How many of these selections will contain no defective calculators?

College Algebra

7th Edition

ISBN:9781305115545

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter9: Counting And Probability

Section: Chapter Questions

Problem 4T: Over the past year, John has purchased 30 books. In how many ways can he pick four of these books...

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Question

An electronics store receives a shipment of

graphing calculators,

that are defective. Four of the calculators are selected to be sent to a local high school.

(A) How many selections can be made?

(B) How many of these selections will contain no defective calculators?

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An electronics store receives a shipment of 20 graphing​ calculators, 33 that are defective. Four of the calculators are selected to be sent to a local high school. ​(A) How many selections can be​ made? ​(B) How many of these selections will contain no defective​ calculators?

An electronics store receives a shipment of 20 graphing calculators, 33 that are defective. Four of the calculators are selected to be sent to a local high school. (A) How many selections can be made? (B) How many of these selections will contain no defective calculators?