Back to Exercise: Pie Charts and Travel Graphs

Exercises: Pie Charts and Travel Graphs

Work through each section in order. Show your working for pie-chart and travel-graph problems.

Grade 7·21 problems·~28 min·Uganda NCDC Primary 7 Mathematics·lesson·data-01

Work through problems with immediate feedback

Recall / Warm-Up

Angles all the way around a point add up to how many degrees?

180°

360°

90°

What fraction of 40 is 10? Give your answer as a fraction in simplest form.

On a travel graph, which axis usually shows the time?

The vertical axis

Neither axis — time is not shown

The horizontal axis

Fluency Practice

A survey of 90 pupils found 30 prefer football, 30 prefer netball, and 30 prefer athletics. What is the sector angle, in degrees, for football?

24 learners were asked their favourite subject: Maths 8, English 6, Science 10. Find the sector angle for Science.

A pie chart of 60 households shows a sector of 60° for 'keeps goats'. How many households keep goats?

A travel graph shows a cyclist's distance from home. From 0 to 1 hour, distance rises from 0 to 15 km. From 1 to 2 hours, the line is flat at 15 km. What is the cyclist doing between 1 and 2 hours?

Riding home

Resting — not moving

Riding away from home, faster than before

A bus covers 45 km in 1.5 hours along a straight rising segment of its travel graph. What is its speed in km/h?

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