Question 47

waecmaths question: 

The pie chart represents fruits on display in a grocery shop. If there are 60 oranges on display, how many apples are there?

Option A: 

90

Option B: 

80

Option C: 

70

Option D: 

40

waecmaths solution: 

$\begin{align}  & 60{}^\circ +100{}^\circ +120{}^\circ +x=360{}^\circ  \\ & x=80{}^\circ  \\ & \text{The angle for the oranges =}80{}^\circ  \\ & 60\text{ oranges is equivalent to 80}{}^\circ  \\ & \text{The number of apples will be }\frac{60}{80{}^\circ }\times 120{}^\circ =90 \\\end{align}$

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