Can someone who is good at math help me pls
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Mathematics, 21.06.2019 13:30
Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?
Answers: 3
Mathematics, 21.06.2019 20:00
Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?
Answers: 1
Mathematics, 21.06.2019 20:40
The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?
Answers: 2
Mathematics, 26.10.2019 19:43
Mathematics, 26.10.2019 19:43
History, 26.10.2019 19:43
Mathematics, 26.10.2019 19:43
Mathematics, 26.10.2019 19:43
Mathematics, 26.10.2019 19:43
Mathematics, 26.10.2019 19:43
Health, 26.10.2019 19:43
Mathematics, 26.10.2019 19:43