Mathematics, 25.12.2019 21:31 gael6529
Among a group of 100 people, 68 can speak english, 45 can speak french, 42 can speak spanish. 27 can speak both english and french, 25 can speak both english and spanish, 16 can speak both french and spanish, and 9 can speak all three languages. pick a person at random from this group, what is the probability that this person can speak at least 1 of these languages?
Answers: 2
Mathematics, 21.06.2019 19:30
In the geometric progression –3, 12, −48… what term is 3,072?
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Mathematics, 21.06.2019 20:00
The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.
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Mathematics, 21.06.2019 20:20
20 solve 2(4 x + 3) < 5 x + 21. a) { x | x < 9} b) { x | x > -5} c) { x | x > -9} d) { x | x < 5}
Answers: 2
Among a group of 100 people, 68 can speak english, 45 can speak french, 42 can speak spanish. 27 can...
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