Mathematics, 18.10.2020 15:01 drashanhparekh123
A mobile company charges a fixed rate of x cents per minute for the first 120 minutes of talk time and another rate of y cents per minute for each additional minute of talk time. Ethan paid $26.80 and $32.40 for 175 mins and 210 minutes of talk time on two different occasions respectively. find the amount he has to pay if he uses 140 mins of talk time.
Answers: 2
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Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.
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The mean of 10 values is 19. if further 5 values areincluded the mean becomes 20. what is the meanthese five additional values? a) 10b) 15c) 11d) 22
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Which two fractions are equivalent to 6/11? 6/22 and 18/33 12/22 and 18/33 12/22 and 18/22 3/5 and 6/10
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A mobile company charges a fixed rate of x cents per minute for the first 120 minutes of talk time a...
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