railway RPF Constable Mock Test Series 2024 Quantitative Aptitude Percentage

A ଏବଂ B ର ଆୟର ଅନୁପାତ ହେଉଛି x : y। ଯଦି A ର ଆୟ 20% ବୃଦ୍ଧି ହୁଏ ଏବଂ B ର ଆୟ 25% ହ୍ରାସ ହୁଏ, ତେବେ ଅନୁପାତ 64 : 45 ହୋଇଯିବ। x : y ର ମୂଲ୍ୟ ଖୋଜ।

1
8 : 9
2
4 : 9
3
4 : 5
4
8 : 15
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