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ଯଦି ଏକ ମୂଲ୍ୟ 500 ରୁ ହ୍ରାସ ପାଇ 400 ହୁଏ, ତେବେ ଶତକଡ଼ା ହ୍ରାସ କେତେ?

A20%
B25%
C15%
D10%
Answer & Solution
Correct answer: A. 20%
ହ୍ରାସ = 500 - 400 = 100। ଶତକଡ଼ା ହ୍ରାସ = (100 / 500) * 100 = 20%।
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