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Gopal got twice as many marks in Physics as in Chemistry. The proportion of his marks in Physics and Biology is 6 : 5. What are his marks in Chemistry if his total marks in Physics, Chemistry and Biology are 210?1). 902). 453). 484). 75 |
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Answer» Since the RATIO of marks obtained in Physics and Biology is 6 : 5 Let the marks obtained in Physics and biology be 6x and 5x respectively. According to the given INFORMATION, ⇒ Gopal’s marks in Chemistry = 3x ? Total Marks in Chemistry, Biology and Physics = 210 ⇒ 3x + 5x + 6x = 210 ⇒ 14X = 210 ∴ x = 15 ∴ Marks in Chemistry = 15x = 3 × 15 = 45 Gopal GOT 45 marks in Chemistry |
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