Mathematics, 01.12.2019 00:31 pronces
Explain how you got your answers! (: solve the problem by using the counting principle.
a. drapery is sold in 4 different fabrics. each fabric comes in 13 different patterns. each pattern is offered in 9 different colors. how many fabric-pattern-color combinations are there?
b. a shelf hold 3 novels, 2 biographies, and 1 history book. two students in turn choose a book at random. what is the probability that the student choose the following?
both novels
a. 1/4
b. 1/2
c. 1/5
d. 1/3
a shelf hold 3 novels, 2 biographies, and 1 history book. two students in turn choose a book at random. what is the probability that the student choose the following?
both biographies
a. 1/15
b. 1/20
c. 1/5
d. 1/3
a shelf hold 3 novels, 2 biographies, and 1 history book. two students in turn choose a book at random. what is the probability that the student choose the following?
a history, then a novel
a. 1/2
b. 1/5
c. 1/10
d. 1/15
Answers: 1
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Explain how you got your answers! (: solve the problem by using the counting principle.
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