Mathematics, 09.08.2021 23:20 batista68
A phone company offers two monthly charge plans. In Plan A, the customer pays a monthly fee of $25 and then an additional 6 cents per minute of use. In Plan B, the customer pays a monthly fee of $27.20 and then an additional 5 cents per minute of use. For what amounts of monthly phone use will Plan A cost less than Plan B? Use m for the number of minutes of phone use, and solve your inequality for m.
Answers: 3
Mathematics, 21.06.2019 16:00
You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.
Answers: 2
Mathematics, 21.06.2019 17:00
Three cylinders have a volume of 2836 cm^3. cylinder a has a height of 900 cm. cylinder b has a height of 225 cm. cylinder c has a height of 100 cm. find the radius of each cylinder. use 3.14 as an approximate for π
Answers: 1
Mathematics, 21.06.2019 17:10
The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?
Answers: 1
A phone company offers two monthly charge plans. In Plan A, the customer pays a monthly fee of $25 a...
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