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Let the cost price of goods = 100 SP of goods = 125% of 100 = 125 MP of goods = 125 × 100/90 = 1250/9 Difference of MP and CP = 1250/9 - 100 = (1250-100)/9 = 350/9 Difference% = (350/9)/100 × 100 = 350/9 = 39%(approx.)
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Statement I: If train 1 covers a standing man in 12 sec.
Statement II: if a train 1 covers a plat...
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