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Concentrations of three wines A, B and C are 10%, 20% and 30% respectively. They are mixed in the ratio 2 :3 : x resulting in a 23% concentration solution. Find x. a. 7 b. 6 d. 4 C. 5
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Mathematics, 21.06.2019 19:50
The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:
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Mathematics, 22.06.2019 00:00
Which of the following are arithmetic sequences? check all that apply. a. 0.3, 0.6, 0.9, 1.2, 1.5, b. 2, 3, 6, 11, 18, c. 150, 147, 144, 142, d. 2, 4, 9, 16, 25,
Answers: 1
Concentrations of three wines A, B and C are 10%, 20% and 30% respectively. They are mixed in the ra...
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