allery10% ଏବଂ 20% ର ଦୁଇଟି କ୍ରମିକ ରିହାତି କେଉଁ ଏକକ ରିହାତି ସହିତ ସମାନ?
A25%
B30%
C28%
D26%
Answer & Solution
Correct answer: C. 28%
ଅବଶିଷ୍ଟ ଭଗ୍ନାଂଶ ହେଉଛି 0.9 x 0.8 = 0.72, ତେଣୁ ଏକକ ରିହାତି ହେଉଛି 28 ପ୍ରତିଶତ।
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