Two lighthouse
can be seen from the top of the hill the first flashes once every six seconds...
Mathematics, 01.03.2020 13:36 hector87
Two lighthouse
can be seen from the top of the hill the first flashes once every six seconds and the other flashes every once every 15 seconds is the flash how long is it until the first again at the same time
Answers: 3
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Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression
Answers: 2
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Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?
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Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)
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Two consecutive negative integers have a product of 30. what are the integers?
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