allery50 لیٹر کے مرکب میں 7 : 3 میں دودھ اور پانی ہوتا ہے۔ 10 لیٹر پانی شامل کرنے کے بعد، تناسب یہ ہے۔
A7 : 4
B5 : 7
C7 : 5
D7 : 6
Answer & Solution
Correct answer: C. 7 : 5
مرکب میں 35 L دودھ اور 15 L پانی ہے، اور 25 L پانی کے ساتھ تناسب 35 : 25 = 7 : 5 ہے۔
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