Mathematics, 15.04.2021 14:00 smusisca53
A red light flashes every 3 seconds. A yellow light flashes every 12 seconds. A green light flashes every 15 seconds They all flash at the same time. After how many seconds will they next all flash at the same time?
Answers: 3
Mathematics, 21.06.2019 12:30
Which pair of angles are vertical angles? ∠1 and ∠4∠1 and ∠2∠2 and ∠4∠2 and ∠3more than one answer.
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Mathematics, 21.06.2019 16:00
This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?
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Mathematics, 21.06.2019 20:00
The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?
Answers: 2
Mathematics, 21.06.2019 20:00
What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?
Answers: 1
A red light flashes every 3 seconds. A yellow light flashes every 12 seconds. A green light flashes...
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