IBPS PO Mains 2018 Paper for online practice

Let length of train EMU be (x + 150) m So, length of train DMU be x m (2x + 150) = (80 + 64) × $\frac{5}{18}$ × 15 m = 144 × 5 × $\frac{5}{6}$ m = 600 m Length of train A = 375 m Length of train B = 225 m (i) Cannot be obtained because speed of man is not given (ii) Can be obtained t = $\frac{375+187.5}{80 \times \frac{5}{18}}$ = 25.3 sec (iii) it has already obtained (iv) can’t be obtained because no other condition regarding MEMU has been given Hence only (ii) and (iii) can be find out.