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Mathematics, 22.05.2020 00:07 GreenHerbz206
There are 20 students in class. 12 students are girls; the rest are boys. 5 students wear glasses. What is the probability of a student in the glass being a girl who wears glasses?
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Mathematics, 21.06.2019 16:30
The average human heart beats 1.15 \cdot 10^51.15â‹…10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65â‹…10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.
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Kerion has a beaded necklace business. she can make 12 necklaces is 2 hours. how long will it take her to make 9 necklaces?
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There are 20 students in class. 12 students are girls; the rest are boys. 5 students wear glasses. W...
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