alleryrule of 72 ଅନୁଯାୟୀ, 18% ସୁଧରେ ଦ୍ୱିଗୁଣିତ ହେବା ପାଇଁ କେତେ ସମୟ ଲାଗିବ?
A4 ବର୍ଷ
B5 ବର୍ଷ
C3 ବର୍ଷ
D6 ବର୍ଷ
Answer & Solution
Correct answer: A. 4 ବର୍ଷ
72 / 18 = 4 ବର୍ଷ।
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