alleryA ଏବଂ B ଙ୍କ ବୟସର ଅନୁପାତ 5 : 3। 9 ବର୍ଷ ପରେ ଏହି ଅନୁପାତ 3 : 2 ହୁଏ। A ଙ୍କ ବର୍ତ୍ତମାନର ବୟସ ହେଉଛି
A30
B27
C36
D45
Answer & Solution
Correct answer: D. 45
(5x + 9)/(3x + 9) = 3/2 କୁ ସମାଧାନ କଲେ x = 9 ମିଳେ, ତେଣୁ A ଙ୍କ ବୟସ 5 x 9 = 45।
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