cbrewer37
16.11.2019 •
Mathematics
An alloy consists of nickel, zinc, and copper in the ratio 2: 7: 9.
how much alloy can be produced using 4.9 lb of zinc?
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Ответ:
Alloy = 12.6 lbs.
Step-by-step explanation:
( 2/7 ) = ( Nickel /4.9)
Nickel = 1.4 lbs.
Ratio of Copper to Zinc:
( 9/7 ) = ( Copper /4.9)
Copper = 6.3 lbs.
Alloy = Zinc + Nickel + Copper
Alloy = 4.9 lbs. + 1.4 lbs. + 6.3 lbs.
Alloy = 12.6 lbs.
Ответ: