Mathematics, 27.07.2019 03:10 JanetQ2002
When making a long distance call from a certain pay phone, the first three minutes of a call cost $2.20. after that, each additional minute or portion of a minute of that call costs $0.15. use an inequality to find the maximum number of minutes one can call long distance for $3.85.
a. at most 2 minutes
b. at most 14 minutes
c. at most 26 minutes
d. at most 11 minutes
Answers: 2
Mathematics, 21.06.2019 18:00
Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.
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Mathematics, 21.06.2019 21:30
Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =
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Mathematics, 22.06.2019 00:50
The students in a class were asked how many siblings they have. the data obtained is represented in the dot plot. the number of students who have no siblings is . the number of students who have three or more siblings is .
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When making a long distance call from a certain pay phone, the first three minutes of a call cost $2...
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