Mathematics, 19.09.2019 19:10 nardosem9
Abox in a certain supply room contains four 40-w lightbulbs, five 60-w bulbs, and six 75-w bulbs. suppose that three bulbs are randomly selected. a. what is the probability that exactly two of the selected bulbs are rated 75-w? b. what is the probability that all three of the selected bulbs have the same rating? c. what is the probability that one bulb of each type is selected? d. suppose now that bulbs are to be selected one by one until a 75-w bulb is found. what is the probability that it is necessary to examine at least six bulbs?
Answers: 3
Mathematics, 21.06.2019 23:00
Describe the end behavior of the function below. f(x)=(2/3)^x-2 a. as x increases, f(x) approaches infinity. b. as x decreases, f(x) approaches 2. c. as x increases, f(x) approaches -2. d. as x decreases, f(x) approaches negative infinity.
Answers: 1
Mathematics, 22.06.2019 04:30
Kate has 50 quarters and dimes. she has a total of $9.80. how many dimes that she have?
Answers: 1
Mathematics, 22.06.2019 05:50
Acount went up from 450 to 600. what was the approximate percent increase?
Answers: 2
Abox in a certain supply room contains four 40-w lightbulbs, five 60-w bulbs, and six 75-w bulbs. su...
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