railway RRB JE (CBT I + CBT II) Mock Test 2024 Quantitative Aptitude Mixture Problems

ଏକ ଦ୍ରବଣରେ 4 : 5 ଅନୁପାତରେ ଏସିଡ୍ ଏବଂ ଜଳ ଥାଏ । ଯଦି ଦ୍ରବଣର 20% ଜଳ ଦ୍ୱାରା ବଦଳାଯାଏ, ତେବେ ନୂତନ ଦ୍ରବଣରେ ଏସିଡ୍ ଏବଂ ଜଳର ଅନୁପାତ କ'ଣ ହେବ?

1
8: 15
2
5: 17
3
10: 7
4
16: 29
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