alleryଗୋଟିଏ ଜିନିଷ ₹400 ରେ କିଣାଯାଇ ₹480 ରେ ବିକ୍ରି ହୁଏ। ଲାଭ ପ୍ରତିଶତ ନିର୍ଣ୍ଣୟ କରନ୍ତୁ।
A$15\%$
B$20\%$
C$25\%$
D$30\%$
Answer & Solution
Correct answer: B. $20\%$
ଲାଭ $= 480 - 400 = 80$.
ଲାଭ $\% = \dfrac{80}{400} \times 100 = 20\%$।
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