alleryعقلی نمبروں کے لیے a/b اور c/d سختی سے مثبت ڈینومینیٹر کے ساتھ، a/b < c/d اس وقت درست طور پر رکھتا ہے جب:
Aa + d < b + c
Ba - d < b - c
Ca x d < b x c
Da x b < c x d
Answer & Solution
Correct answer: C. a x d < b x c
دونوں اطراف کو مثبت پروڈکٹ کو b بار d سے ضرب کرنے سے کراس پروڈکٹ کی حالت حاصل ہوتی ہے۔
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