Maths Olympiad Prep

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, 2023

Algebra Difficulty 1.1 Junior Find the answer Canada

The graph shows the forecast wind speed (in km/h) during a 7-day
period.

Figure 0

Jack can sail alone only when the forecast wind speed is less than 20
km/h. During this 7-day period, on how many days will Jack be able to
sail alone?

Pick one

Solution

Reading from the graph, Friday had the highest temperature.

Figure for this problem

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