3. Two bikers are at rest, one at point A and the other at point B, 100 In apart. Biker A then travels 45 north of east for 150 in along the dotted

3. Two bikers are at rest, one at point A and the other at point B, 100 In apart. Biker A then travels 45°north of east for 150 in along the dotted path shown. (a) How far apart are the bikers now? (b) The biker at point B now drives directly towards the other biker. They start by accelerating fromrest at a constant rate of 5 m/s2 until they reach a cruising speed of 30 m/s. They then travelat a constant speed until reaching the other biker. How long does it take biker B to reach theirdestination?