Two trains leave a train station at 10: 00 am traveling along straight tracks at 120 and 150
km/hr, respectively. if the angle between their directions of travel is 118°, how far apart are
the trains at 10: 40 am?

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18