Compounds 1 and 2 are mixed in 1:4 ratio. Compound 1 has 40% of iron and 60% carbon. Compound 2 has 35% iron, 40% carbon, and 25% chromium. What is the ratio of iron and carbon in the new mixed compound?
42%: 32%
72%: 22%
40%: 50%
36%: 44%
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₹+4-₹+-3+₹7₹! ₹7+_7₹7
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