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A chemical company makes two brands of antifreeze. The first brand is 60% pure antifreeze, and the second brand is 80% pure antifreeze. In order to obtain 40 gallons of a mixture that contains 75% pure antifreeze, how many gallons of each brand of antifreeze must be used?
Answers: 3
Mathematics, 21.06.2019 16:00
Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.
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Find the value of x. give reasons to justify your solutions! l, m โ kn
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What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.
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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,
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A chemical company makes two brands of antifreeze. The first brand is 60% pure antifreeze, and the s...
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