shainaanderson24

01.01.2020 • 

Mathematics

The results for a survey of 120 students who were selected randomly are listed below: 60 students have a cell phone plan with company x36 students have a cell phone plan with company y24 students do not have a cell phonethe total population of students was 380. based on the data, what is the best approximation for the total amount of students who have a cell phone plan with company y? a 114b 127c 143d 163

Ответ:

shukriabdisabrie

14.01.2022

Mathematics

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114

Steps listed below

Set up the proportion:

36        x  

120     380

Cross Multiply to get:

120x and 13680

Divide each side by 120:

120x      13680

120         120

x=114

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Ответ:

mehokkj

15.05.2020

Mathematics

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188 divided by 20 days is $9.40

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