A cable provider wants to contact customers in a particular telephone exchange to see how satisfied they are with the new digital tv service the company has provided. all numbers are in the 174 ​exchange, so there are 10 comma 000 possible numbers from 174​-0000 to 174​-9999. if they select the numbers with equal​ probability: what is the probability the number selected will be an even ​number?

1 answer
Question:

A cable provider wants to contact customers in a particular telephone exchange to see how satisfied they are with the new digital tv service the company has provided. all numbers are in the 174 ​exchange, so there are 10 comma 000 possible numbers from 174​-0000 to 174​-9999. if they select the numbers with equal​ probability: what is the probability the number selected will be an even ​number?

Answers

Answer:1/2 or 0.5Step-by-step explanation:To determine whether the numbers are odd or even, we must take note of the last digit of the number.The number ranges from 174​-0000 to 174​-9999So, the last digit ranges from 0 to 9.For the number to be even, the last digit must be even or zero.Possible last digit for even numbers are;0,2,4,6,8 Making it 5 possible last digit for even numbers.Possible last digit of all numbers are;0,1,2,3,4,5,6,7,8,910 possible last digits.the probability the number selected will be an even ​number;P = number of even last digits/number of all possible last digitsP = 5/10P = 1/2 = 0.5

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