Mathematics, 20.06.2021 18:20 tdahna0403
Trong một thư viện có 2 máy in A và B để in 100 trang giấy thì máy A in nhanh hơn máy B là một phút khi cùng in, thì trong 1 phút cả 2 máy in được tổng cộng 45 trang giấy. Tính thời gian để máy A in được 100 trang giấy
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Mathematics, 21.06.2019 15:30
Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.
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Mathematics, 21.06.2019 16:00
You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?
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Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?
Answers: 3
Trong một thư viện có 2 máy in A và B để in 100 trang giấy thì máy A in nhanh hơn máy B là một phút...
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