train travels from station P to station Q with a constant speed of 50km/h and return from Q to P with a constant speed of 55km/h. Find the average speed of the train.
4. The angles of a triangle are in the ratio 5:6:7. Find each angle.
Simplify using law of exponents; (-5)2 X 30 X (-5)3 X 32
rasajna420
Asked:
December 2022
4. A car travels a distance of 15 km in 20 minute Find the speed of the car in (i) km h