The results for a survey of 120 students who were selected randomly are as follows 60 students have a cell phone plan with compa
ny x. 36 students have a cell phone plan with company y. 24 students do not have a cell phone the total population of students was 380.Based on the data what is the best approximation for the total number of students who have a cell phone plan with company y?
1 answer:
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Answer:
B. 5 rolls
Step-by-step explanation:
The areas of the room, not including the ceiling, are discriminated as follows:
Longer walls: (6 inches equals one foot)
Shorter walls: (6 inches equals one foot)
Window area:
Door area:
Area that will be effectively covered:
Total area to wallpaper:
Amount of paper needed:
That is, the area of a roll of paper is
Number of rolls needed:
rolls