sahkshi walked 8km in 45 minutes. She rested for 15 minutes then walked a further 6km in 30 minutes.
work out her average speed for the whole journey.
give your answer correct to one decimal point.
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Total distance traveled
= 8 km + 6 km
= 14 km
Total time taken
= 45 + 15 + 30
= 90 minutes
= 1.5 hours
Avg speed
= Total distance traveled / Total time taken
= 14 / 1.5
= 140 / 15
= 9.33333
= 9.3 km/hr
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