Mathematics, 03.07.2020 22:01, Ksedro1998
8. A goldsmith has 130 grams of a gold alloy (a mixture of gold and one or more other metals) containing 85% pure gold. How
much pure gold must be added to this alloy to obtain an alloy that is 90% pure gold?
The amount of pure gold that should be added is
grams.
(Type an integer or a decimal.)
Answers: 3
Mathematics, 21.06.2019 14:50, brad7330
An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x
Answers: 1
Mathematics, 21.06.2019 19:30, thisusernameistaken2
Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29
Answers: 2
8. A goldsmith has 130 grams of a gold alloy (a mixture of gold and one or more other metals) contai...
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