Mathematics, 18.01.2020 12:31 jimmymurray29
In an examination of 140 students, 80 students passed mathematics,65 passed physics, 75 passed chemistry, 33 passed mathematics and physics while 30 passed mathematics and chemistry only, if 15 students passed all three courses and 91 students passed at least two courses , how many students failed all courses?
Answers: 1
Mathematics, 21.06.2019 22:30, carltonwashington23
Julie was able to walk 16 km through the zoo in 6 hours. how long will it take her to walk 24 km through the zoo?
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Mathematics, 21.06.2019 23:00, Tyrant4life
If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.
Answers: 1
In an examination of 140 students, 80 students passed mathematics,65 passed physics, 75 passed chemi...
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