alleryA ଏବଂ B ଗୋଟିଏ ରାସ୍ତାକୁ 45 ଏବଂ 30 ମିନିଟରେ ଅତିକ୍ରମ କରନ୍ତି। ସେମାନଙ୍କ ଗତିବେଗର ଅନୁପାତ ହେଉଛି
A3 : 2
B4 : 9
C9 : 4
D2 : 3
Answer & Solution
Correct answer: D. 2 : 3
ଗତିବେଗ ସମୟ ସହିତ ବ୍ୟସ୍ତାନୁପାତୀ ଭାବରେ ପରିବର୍ତ୍ତିତ ହୁଏ, ତେଣୁ A : B = 30 : 45 = 2 : 3।
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