G5 | Maths Made Easy

# G5

Question:Valentina is going for a bike ride. Below is a distance-time graph that describes her full journey. Work out:

a) how long she was stationary for

b) the total distance travelled during her journey

c) Her average speed in kilometres per hour between 17:15 and 17:45

$\text{Gradient } = \dfrac{20}{0.5} = 40\text{km/h}$.