state gov WBPSC Miscellaneous Services Mock Test 2023 Quantitative Aptitude Simplification Fractions
যদি \(\frac{a}{3}\) = \(\frac{b}{5}\) = \(\frac{c}{7}\) হয়, তবে \(\frac{{a + b + c}}{b}\) -এর মান কত?
1
\(\frac{1}{5}\)
2
\(\frac{1}{3}\)
3
3
4
উপরের কোনটিই নয়