Problema Solution
2. Jims home is 48 kilometers away from her office. She drives to work at an average speed of 72 kilometers per hour. It takes Jim 10 fewer minutes to drive home from his office. What is Jim’s average speed for his drive home?
Answer provided by our tutors
Distance=48Km
Speed=72Km/hr
Time required=(48/72)*60=40 mins
While driving home,
Time taken=40-10=30 mins
Average speed=(48/30)*60=96 km/hr.
ANswer:96Km/hr