CAIE IGCSE Mathematics Extended E1.13.2 Express One Quantity As a Percentage of Another Questions

Practise expressing one quantity as a percentage of another using scores, costs, survey totals, areas and finance-plan breakdowns.

Exam points

choose the correct total as the denominator before multiplying the part by 100
build multi-step totals from payments, survey data or areas before finding the percentage

[Maximum number: 1]

Dhanu has a model railway.

He has a train that consists of a locomotive and 4 coaches. The mass of the locomotive is 87 g and the mass of each coach is 52 g .

Work out the mass of the locomotive as a percentage of the total mass of the train.

29.5 or $29.49 \ldots$

1

FT $\frac{87}{\text { their }(\mathbf{a})(\mathbf{i})} \times 100$

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