Mathematics, 21.11.2019 14:31 autumng7518
Phone plan a advertises a rate of $0.25 per minute, while phone plan b advertises a rate of $0.17 per minute for the first 100 minutes and $0.32 for each additional minute. β’ identify which plan has a variable rate of change and explain why the rate is variable. β’ identify the cost for phone plan a and for phone plan b when 100 minutes are used. show all your work. β’ compare plan a and plan b and describe when phone plan a is a better deal than plan b
Answers: 3
Mathematics, 21.06.2019 22:40
The value of x in this system of equations is 1. 3x + y = 9 y = β4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (β4x + 10) = 9 βx + 10 = 9 βx = β1 x = 1 what is the value of y?
Answers: 1
Mathematics, 22.06.2019 01:30
The host of a game show is holding a bag with chips to see what prizes the contestants will play for. five (5) of the chips say βnew carβ ten (10) of the chips say βnew tvβ three (3) of the chips say βtrip to franceβ contestant named βpattyβ reaches into the bag. a. what is the probability of choosing a tv chip? b. what is the probability of choosing a car chip next without replacing the 1st chip? c. are these dependent or independent events?
Answers: 1
Phone plan a advertises a rate of $0.25 per minute, while phone plan b advertises a rate of $0.17 pe...
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