Mathematics 0580 · IGCSE · Ratio and proportion

Ratio and proportion — practice question

Amol and Priya split 645 parcels in the ratio Amol : Priya = 11 : 4.
(a)[2]

Calculate the quantity of parcels delivered by Amol.

(b)[2]

Calculate the distance that he drives.

(c)[3]

Calculate her mean speed.

(d)[1]

Find the top bound for the combined mass of the 50 parcels.

(e)[1]

Calculate what percentage of the parcels are damaged.

(f(i))[1]

Using 1 significant figure for each of these numbers, find an estimate of the total value of the 29 parcels.

(f(ii))[1]

Complete this statement without carrying out any calculation. The actual total value of these 29 parcels is less than the answer to part (f)(i) because [BLANK].

Worked solution & mark scheme

This 11-mark question has a full step-by-step worked solution and mark scheme. One marking point: Start with $645 \div (11 + 4) = 645 \div 15$

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