Bad weather caused an aeroplane to slow down on a 600-kilometer journey. The flight's average speed was lowered by 200 km/hr, and the flight time was increased by 30 minutes. The flight will last for the following time:
A. 1 hour
B. 2 hours
C. 3 hours
D. 4 hours
Answer:A
Bad weather caused an aeroplane to slow down on a 600-kilometer journey. The flight's average speed was lowered by 200 km/hr, and the flight time was increased by 30 minutes. The flight will last for the following time:
A. 1 hour B. 2 hours C. 3 hours D. 4 hours