Mathematics, 14.02.2020 06:55 Ailyt2543
A metalworker has a metal alloy that is 30% copper and another alloy that is 70% copper. How many kilograms of each alloy should the metalworker combine to create 60 kg of a 54% copper alloy?
Answers: 2
Mathematics, 21.06.2019 15:30
With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.
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Mathematics, 21.06.2019 18:30
The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.
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Mathematics, 21.06.2019 19:30
Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then,the two had the same amount of money. how much money did each have originally?
Answers: 1
Mathematics, 21.06.2019 19:50
The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?
Answers: 2
A metalworker has a metal alloy that is 30% copper and another alloy that is 70% copper. How many ki...
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