A person has two acid solutions — one containing 40% acid and the other 60% acid. In what quantities should he mix each to obtain 10 liters of a 50% acid solution?

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A

liters

B

liters

C

liters

D

liters

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Updated: 5 days ago

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২ ঘন্টা ৪০ মিনিট ৬ ঘন্টার কত অংশ? 

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A biker was riding at 60 km/h, but if he had gone at 80 km/h, he could’ve gone 100 km more in the same time. How far did he actually travel?

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