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Lucy cycles 8.4km in 18 minutes. Work out her average speed in km/h and explain.

User Yushulx
by
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1 Answer

7 votes

Answer:

The answer to your question is: 28 km / h

Explanation:

Data

distance = 8.4 km

time = 18 min

speed = ? km/h

Process

Convert min to hours

60 min ---------------- 1 h

18 min ---------------- x

x = (18 x 1) / 60

x = 0.3 h

speed = 8.4 / 0.3

speed = 28 km / h

User Butakov Igor
by
4.6k points