10 km ÷ 2.5 hours = 4 km/h — This is Sara's record
7.5 km ÷ 2 hours = 3.75 km/h — This is Katerina's record
9.5 km ÷ 2.25 hours = 4.2 km/h — This is Candice's record
Therefore, the answer is Candice had the fastest average speed.
Answer:
Step-by-step explanation:
Tổng : -7,5+(-3,6)+(-4,7)+(-5,3)+(-1,4)=-22,5
Answer:
Step-by-step explanation:
4y - y + 7y
4y - y = 3y
3y + 7y = 10y
10y is your answer
hope this helps
Answer:
Christopher practiced 3 ore hors
Step-by-step explanation: