state gov UP Police Assistant Operator (Radio Cadre) Mock Test Quantitative Aptitude Ratio and Proportion
\({1 \over 5}\): \({3 \over 4}\) :: \({2\over 7}\): x में, x का मान ज्ञात कीजिए?
1
\({4 \over 5}\)
2
\({15 \over 14}\)
3
\({3 \over 5}\)
4
\({13 \over 15}\)