What is colonialism
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Multiple Choice Question
A mixture of 40 litres of milk and water contains 10% water. How much water must be added to make 20% water in the new mixture?40 рд▓реАрдЯрд░ рджреВрдз рдФрд░ рдкрд╛рдиреА рдХреЗ рдорд┐рд╢реНрд░рдг рдореЗрдВ 10% рдкрд╛рдиреА рд╣реИред рдирдП рдорд┐рд╢реНрд░рдг рдореЗрдВ 20% рдкрд╛рдиреА рдмрдирд╛рдиреЗ рдХреЗ рд▓рд┐рдП рдХрд┐рддрдирд╛ рдкрд╛рдиреА рдорд┐рд▓рд╛рдпрд╛ рдЬрд╛рдирд╛ рдЪрд╛рд╣рд┐рдП?
Explanation:
Milk = 36L, Water = 4L. Let x litres of water be added. New water % = (4+x)/(40+x) = 20/100. Solving gives x = 5.
рджреВрдз = 36 рд▓реАрдЯрд░, рдкрд╛рдиреА = 4 рд▓реАрдЯрд░ред рдорд╛рдирд╛ x рд▓реАрдЯрд░ рдкрд╛рдиреА рдорд┐рд▓рд╛рдпрд╛ рдЧрдпрд╛ред (4+x)/(40+x) = 1/5 => x = 5 рд▓реАрдЯрд░ред
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This question belongs to the set "Reasoning & General Studies Practice Test #1 for VDO, Patwari, Lekhpal". Click below to read detailed notes and attempt the full quiz.
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