Mathematics 0580 · IGCSE · Ratio and proportion

Ratio and proportion — practice question

Elize, Lily and Marco establish a business.
(a)[3]

Work out the amount each person gets.

(b(i)(a))[1]

On the probability scale, draw an arrow to show the probability that this roll is yellow.

(b(i)(b))[1]

On the probability scale, draw an arrow to show the probability that this roll is not red.

(b(i)(c))[1]

On the probability scale, draw an arrow to show the probability that this roll is green.

(b(ii))[2]

Complete the statement about the value of $l$.

(c)[3]

Calculate the difference in the cost in euros. Give your answer correct to 2 decimal places.

(d(i))[3]

Calculate the shaded area.

(d(ii))[2]

Calculate the percentage profit.

Worked solution & mark scheme

This 16-mark question has a full step-by-step worked solution and mark scheme. One marking point: Answers: 12500, 20000, 7500

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI