3. Helena's Mathematics portfolio contains 32pages. If she opens a random page. What is theprobability that she tums the page in pagenumber 7 or 23?A. 1/12 B. 1/14 C.1/16 D. 1/184. A pack of Frutos candy contains 50 differentflavors. It has 12 mangoes, 10 tamarind, 15 lycheeand 13 ponkan. If Collene picks a piece of candyat random, what is the probability that it is mangoor tamarind?A. 9/25 B. 11/25 C.13/25 D.17/255. Jaime took a test in MAPEH. The probabilitythat he will pass on written test is 1/3 Theprobability 1/4 that he will pass on performancetest is it the probability that he will pass both testis is the probability that he will pass either test?A. 5/9 B.1/9 C.5/12 D.1/12

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Answered: 3. Helena's Mathematics portfolio…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Nine people apply for three jobs. Five of them are women, four of them are men. 1. If three people selected at random, what is a probability that all three are woman?(Give your answer as a fraction, you do not need to simplify) 2.lf three people selected at random, what is a probability that only one is woman?(Give your answer as a fraction, you do not need to simplify) 3. If three people selected at random, what is a probability that at least two are men?(Give your answer as a fraction, you do not need to simplify) 4.lf three people selected at random, what is a probability that at most one is a man?(Give your answer as a fraction, you do not need to simplify)
Mr. Blackwells's class is conducting an experiment to find the probability of pulling certain colors from a bag of 25 marbles. If 2 are purple, 4 are yellow, 3 are green, and the rest are black, what is the probability of drawing a purple and yellow if the marbles are not replaced after they are picked?A. 1/150 B. 8/625 C. 2/75 D. 1/75
5B. John packs four t shirts for a trip to the beach. If he owns nine t shirts, four of which are black, and he randomly picks which four to pack, what is the probability that he packs the four black ones?
9. A pair of dice is thrown. If the two numbers appearing are different, find the probability that an ace appears. a. 1/3 b. 11/30 c. 10/36 d. 11/36
An urn contains 7 red marbles, 6 white marbles, and 9 blue marbles marbles. A child randomly selects three (without replacement) from the urn. Round to four decimal places. a. Find the probability all three marbles are the same color. b. Find the probability that none of the three marbles are white.
19. If two dice are rolled one time, find the probability of getting these results. a. P(sum of 6) = b. P(Doubles) = C. P(sum greater than 9)= d. P(sum $4 e. a sum of 6 = f. a sum of 8
18. A jar contains 10 red marbles and 12 green marbles. You reach in the jar and pull out two marbles at random. What is the probability that both of the marbles chosen are green? Edit View Insert Format Tools Table
A spinner with nine equal-sized sections numbered one to nine is spun once. What is the probability that the spinner will land on a number that is not a multiple of three?A. 2/3 B. 1/3 C. 5/9 D. 7/9
Yahtzee is a game played with 5 dice. Players attempt to score points by rolling various combinations. When all dice show the same number, it’s called Yahtzee and scores 50 points for the first one and 100 points for each successive Yahtzee in the game. a. What is the probability that a person throws a Yahtzee on the very first roll? b. What is the probability that a person throws two Yahtzees on two consecutive rolls?
5. ) Suppose you select a number from 1-10 at random. Find the probability of each situation. a. P(even number) b. P(1 or 4) c. P(Less than 8) d. P(greater than 10)
Five marbles are to be chosen at random from 8 red marbles and 5 yellow marbles. Find the probability that a. All 5 marbles are red. b. At least 2 marbles are red. c. 3 marbles are red and 2 marbles are yellow.
An urn contains 6 red marbles, 8 white marbles, and 8 blue marbles marbles. A child randomly selects three (without replacement) from the urn. Round to four decimal places. a. Find the probability all three marbles are the same color. b. Find the probability that none of the three marbles are white. Submit Question

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