Q4. a)Deposit B contains 15,000,000 tons of ore containing 47% magnetite. Therefore, there is ________ tons of iron in deposit B.  b)Deposit C contains 47,000,000 tons of ore containing 18% hematite. Therefore, there is ________ tons of iron in deposit C. c)Deposit D contains 36,000,000 tons of ore containing 39% limonite. Therefore, there is ________ tons of iron in deposit D.  d)Which of the ore deposits above contains the most iron by weight?

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