state gov TSPSC DAO (Divisional Accounts Officer) Mock Test 2024 Quantitative Aptitude Ratio and Proportion Compound Ratios
if the fourth proportional of \({7}{{}}\frac{1}{5}\), \({4}{{}}\frac{1}{5}\), \({3}{{}}\frac{6}{7}\) is k, then \(\frac{4k+1}{4k-1}\) =
1
\(\frac{4}{5}\)
2
\(\frac{6}{5}\)
3
\(\frac{7}{5}\)
4
\(\frac{5}{4}\)