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Start learning 50% faster. Sign in nowLet the marks obtained by B be ‘x’. So, marks obtained by A = 1.25x According to question, (1.25x – x) + 144 = 190 0.25x = 190 - 144 0.25x = 46 x = 46/0.25 x = 184 Therefore, marks obtained by A = 1.25 × 184 = 230 marks
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