Copper makes up 64% of the alloy mass, and the rest is zinc. How many grams of zinc is contained in 750 tons of alloy?
February 12, 2021 | education
| 1) Find out how much zinc is in the alloy, if it is known that 64% is copper.
100 – 64 = 36%.
20 Let’s find out what is the mass of zinc in 750 tons of alloy.
750 – 100%
X – 36%;
X = 750 * 36/100;
X = 270 t.
Answer: the mass of zinc in 750 tons of alloy is 270 tons.
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