Concept explainers
(a)
If a bag contains 40 raffle tickets from 1 to 40 then find the probability that a chosen number is an even number or less than 5.
(a)
Answer to Problem 26SGR
The probability of drawing an even or less than 5 is
Explanation of Solution
Given information: It is given that a bag contains 40 raffle tickets from 1 to 40.
Calculation: The probability of a number to be even or less than 5 is evaluated as,
Hence the probability of drawing an even or less than 5 is
(b)
If a bag contains 40 raffle tickets from 1 to 40 then find the probability that a chosen ticket is greater than 30 or less than 10.
(b)
Answer to Problem 26SGR
The probability of drawing a ticket greater than 30 or less than 10 is
Explanation of Solution
Given information: It is given that a bag contains 40 raffle tickets from 1 to 40.
Calculation: The probability of a ticket to be greater than 30 or less than 10 is evaluated as,
Hence the probability of drawing a ticket greater than 30 or less than 10 is
Chapter 13 Solutions
Geometry, Student Edition
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