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Upper primary school mathematics question UPQ163
After the school anniversary events, a survey on the liking of the individual programs or items put up was conducted with 720 pupils. The findings are presented in the pie chart below.
(a) What fraction of the pupils like Funfair as an item? (Give your answer in its simplest form)
(b) How many more pupils like Dance performance than autography event?(a) How many pens were there in the box at first?
From the Pie-chart
The fraction of pupils like Dinner is = 1/4
The fraction of pupils like Funfair = 1 – 1/8 – 1/4 – 1/3 = 7/24
The fraction of pupils like Dance than Autography event = 1/3 – 1/8 = 5/24
The number of pupils like dogs than cats = 720 × 5/24 = 150