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hjlf
3 years ago
7

A sample of a compound made up of various elements totals 90 ounces. If the total amount of lead in the compound weighs 23 ounce

s, what percentage of the compound is made up of lead? If necessary, round your answer to the nearest hundredth of a percent. A) 0.26% B) 3.91% C)74.44% D)25.56%
Mathematics
1 answer:
monitta3 years ago
7 0
Line up oz and % and cross multiply

If 90oz. Is 100%
23oz is ? %

?=(23•100)/90= 25.55555~25.56% (D)
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