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Raj covers the 3 same distances with a speed of 2 kmph, 4 kmph, and 8 kmph. If he takes 105 min for a whole journey find the total distance in km?1. 6 km2. 4 km3. 3 km4. 8 km |
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Answer» Correct Answer - Option 1 : 6 km GIVEN: Raj covers the same distances with a speed of 2 kmph, 4 kmph, and 8 kmph. He takes 105 min for a whole journey. FORMULA USED: Speed = Distance/Time CALCULATION: Suppose distances are of ‘x’ km. So, x/2 + x/4 + x/8 = 105/60 ⇒ 7x/8 = 105/60 ⇒ x = 2 Hence, total distance = 3x = 6 km |
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