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cadenm81
24.12.2019 •
Mathematics
Emily's vacuum cleaner has a power rating of 200 watts. if the vacuum cleaner does 36 joules of work, how long did emily spend vacuuming?
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Ответ:
The formula is:
E(J) = P(W) × t(s)
360000 = 200 * t
t = 360000 / 200
t = 1800 s
So, Emily will spend 1800 seconds in vacuuming. It is also equivalent to 30 minutes.
Ответ:
167.5-150=2.5
game A has the greater iqr
b. 150