Quick ratios problem?

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1 Answer
Jim G.
Jan 1, 2018

#0.4,1.4" and "1.8#

Explanation:

#"total the parts of the ratio "to2+7+9=18#

#rArr"1 part "=3.6/18=0.2#

#"2 parts "=2xx0.2=0.4" Kg "larrcolor(blue)"nickel"#

#"7 parts "=7xx0.2=1.4" Kg "larrcolor(blue)"zinc"#

#"9 parts "=9xx0.2=1.8" Kg "larrcolor(blue)"copper"#

#"as a check "0.4+1.4+1.8=3.6" Kg"#

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