average of 30 km/h faster and reach the training site 20 minute average speed of the scooter as s. Use the following variables for each quantity: time = t; average speed = s; distance = d. Determine: 2.1 an expression for the average speed of the car 2.2. a formula for calculating the time travelled by the scoote 2.3 a formula for calculating the time travelled by the car
determine a formula for calculating the time travelled by the scooter​
