Mathematics

Mathematics, 21.06.2019 18:20, julieariscar769

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

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Mathematics, 23.06.2019 06:40, tomuchsaucecj

Inez has a phone card. the graph shows the number of minutes that remain on her phone card after a certain number of days. the slope of the line that represents the data is –50, and the y-intercept is 850. what do the slope and y-intercept represent in inez’s situation? the y-intercept indicates that the phone card started with 850 minutes. the slope indicates that 50 minutes were used per day. the y-intercept indicates that the phone card started with 50 minutes. the slope indicates that 850 minutes were used per day. the slope indicates that the phone card started with 850 minutes. the y-intercept indicates that 50 minutes were added per day. the slope indicates that the phone card started with 50 minutes. the y-intercept indicates that 850 minutes were added per day.

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Mathematics, 02.07.2019 14:30, coontcakes

You can buy a 6 hour phone card for $5, but the fine print says that each minute you talk actually costs you 1.5 minutes of time. what is th equation that models the number of minutes left on the card compared with the number of minutes you actually talked? what is the graph of this equation?

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Mathematics, 21.09.2019 05:20, teamo794

An online retailer sells prepaid cell phone cards worth 500 minutes for $30 each. jayda can buy the card with no additional tax, but she will lose any minutes left unused at the end of the 30 days for which the card is active. what is the least number of the 500 minutes on the prepaid card jayda must use for the prepaid card to be cheaper than paying by the minute on her current cell phone plan? round your answer up to the higher full minute.

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Mathematics, 09.10.2019 01:00, elizabethburkha

An online retailer sells prepaid cell phone cards worth 500 minutes for $30 each. jayda can buy the card with no additional tax, but she will lose any minutes left unused at the end of the 30 days for which the card is active. what is the least number of the 500 minutes on the prepaid card jayda must use for the prepaid card to be cheaper than paying by the minute on her current cell phone plan? round your answer up to the higher full minute.

Answers: 2

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