SOLUTION: Sina has an appointment at 11:15 40 km from her home. She averaged 60km/h for the trip and arrived 15 minutes late for the appointment. How long will it take to be on time if she

Question 535312: Sina has an appointment at 11:15 40 km from her home. She averaged 60km/h for the trip and arrived 15 minutes late for the appointment.
How long will it take to be on time if she left at 10:40?
What is the average speed if she left at 10:40?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Sina went 40 km at 60 km/hr

hr
She was 15 min late for 11:15 appointment,
so she arrived at 11:30
If she left at 10:40, it will take her 35 minutes
to get there at 11:15
Let be her average speed

km/hr average speed
RELATED QUESTIONS
Sina has an appointment at 11:15, 40 km from her home. She averaged 60km/h for the trip... (answered by Iluvidina)

Stephen had a 10:00 a.m. appointment 60 km from his home. He averaged 80 km/h for the... (answered by richwmiller)

Peter had a noon appointment 60 miles from his home. He drove from his home at an average (answered by ankor@dixie-net.com)

A man could arrive on time for an appointment if he drove his car at 40 mph; however,... (answered by ankor@dixie-net.com)

Cameron's watch shows the wrong time. When he left his house at 7.03 a.m., his watch... (answered by Theo,ikleyn)

If Gina leaves now and drives at 66 km/h, she will reach Alton just in time for her... (answered by checkley71)

If Gina leaves now and drives at 66 km/h, she will reach Alton just in time for her... (answered by mananth)

Wilma drove at an average speed of 40 mi/h from her home in City A to visit her sister... (answered by mananth)

If Gina leaves now and drives 66 km/h she will reach Alton just in time for her... (answered by josmiceli)