allery50 लीटर के एक मिश्रण में दूध और पानी का अनुपात 7 : 3 है। 10 लीटर पानी मिलाने के बाद अनुपात क्या होगा?
A7 : 4
B5 : 7
C7 : 5
D7 : 6
Answer & Solution
Correct answer: C. 7 : 5
मिश्रण में 35 L दूध और 15 L पानी है, और 25 L पानी होने पर नया अनुपात 35 : 25 = 7 : 5 हो जाता है।
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