A counter-flow shell-and-tube exchanger cools water (6.1 kg/s, c_{p} = 4200 J/kg·K) from 60.2 °C to 30.5 °C with ethylene glycol (5.6 kg/s, c_{p} = 3330 J/kg·K) entering at 4 °C. Find (a) the glycol outlet temperature and (b) the LMTD (answers in °C).