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OpenStudy (anonymous):
A carpenter is building a staircase from the first floor to the second floor of a house. The distance between floors is 3.3 m. Each step rises 22 cm. Not counting either floor itself, how many steps will there be?
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OpenStudy (anonymous):
@Mason_Jones573
OpenStudy (anonymous):
3.3 meters = 330 cm. 330/22 = 15 intervals. So there are 16 steps enclosing the 15 intervals, but this includes both floors. Therefore there are 14 steps, not counting the floors.
OpenStudy (anonymous):
Understand?
OpenStudy (anonymous):
why 330/22?
OpenStudy (anonymous):
means divide
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OpenStudy (anonymous):
330 divided by 22 = 15
OpenStudy (anonymous):
yeah why are we dividing ? was my question
OpenStudy (anonymous):
to get how many steps~
OpenStudy (anonymous):
ok thanks
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