alleryਇੱਕ ਵਸਤੂ ₹400 ਵਿੱਚ ਖਰੀਦੀ ਜਾਂਦੀ ਹੈ ਅਤੇ ₹480 ਵਿੱਚ ਵੇਚੀ ਜਾਂਦੀ ਹੈ। ਲਾਭ ਪ੍ਰਤੀਸ਼ਤ ਪਤਾ ਕਰੋ।
A$15\%$
B$20\%$
C$25\%$
D$30\%$
Answer & Solution
Correct answer: B. $20\%$
$= 480 - 400 = 80$ ਵਧਾਓ। $\% = \dfrac{80}{400} \times 100 = 20\%$ ਵਧਾਓ।
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