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8. Chalk contains calcium, carbon and sand in the ratio 12:3:10. Find the percentageof carbon in the chalk.9. If ₹ 2500 is to be divided among Ravi, Raju and Roy, so that Ravi gets two parts,Raju three parts and Roy fiveparts. How muchmoney will each get? What will itbe in percentages?solve them and follow me |
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Answer» Step-by-step explanation: 8. 12:3:10 Sum of RATIO= 25 Carbon ratio =3 (3/25) X 100=12% Do not know 9 |
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