Notice (8): Undefined variable: tuMain [APP/Controller/Component/CommonComponent.php, line 4554]
Notice (8): Undefined variable: mauMain [APP/Controller/Component/CommonComponent.php, line 4554]
Notice (8): Undefined variable: mauMain [APP/Controller/Component/CommonComponent.php, line 4563]
Notice (8): Undefined variable: tuMain [APP/Controller/Component/CommonComponent.php, line 4563]
Warning (2): Division by zero [APP/Controller/Component/CommonComponent.php, line 4563]
Notice (8): Undefined variable: tuMain [APP/Controller/Component/CommonComponent.php, line 4567]
Notice (8): Undefined variable: mauMain [APP/Controller/Component/CommonComponent.php, line 4567]
SPEED
Question
Vincent and Ivan started on a 55-km cycling trip at the same time. They cycled at the same speed for first 10 km. For the remaining 45 km, Vincent cycled faster than Ivan. He arrived at the finishing point 24 minutes before Ivan who was 10 km behind him. Ivan did not change his speed throughout and completed it at 08 30.
  1. At what time did the trip begin? Give the answer in 12-hour format.
  2. What was Vincent's average speed for the remaining 45 km of the trip in km/h?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Vincent and Ivan started on a 55-km cycling trip at the same time. They cycled at the same speed for first 10 km. For the remaining 45 km, Vincent cycled faster than Ivan. He arrived at the finishing point 24 minutes before Ivan who was 10 km behind him. Ivan did not change his speed throughout and completed it at 08 30.
  1. At what time did the trip begin? Give the answer in 12-hour format.
  2. What was Vincent's average speed for the remaining 45 km of the trip in km/h?