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0580/33 Oct/Nov 2024, Question 6: Everyday Money Problems

Cambridge IGCSE Mathematics 0580 · Paper 33 (Core) · Calculator · 13 marks

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The question, in short

Solve problems about Zak's garden: perimeter of an L-shaped plot, weekly temperatures, plant ratio, water decrease, driving distance, and machine hire days.

Summarised in our own words. Use the official paper for the exact wording and the diagram.

Part (a) · 2 marks

Find the perimeter of the L-shaped garden using the given side lengths.

  1. 1Missing sides: 15 − 8 = 7 m and 11 − 6 = 5 m
  2. 2Perimeter = 11 + 8 + 5 + 7 + 6 + 15 = 52 m

Answer52

Part (bi) · 1 mark

Identify which night had the lowest recorded temperature.

  1. 1Lowest temperature is −5 °C
  2. 2Thursday

AnswerThursday

Part (bii) · 1 mark

Find the temperature difference between Friday and Saturday nights.

  1. 13 − (−4) = 7 °C

Answer7

Part (c) · 2 marks

Using the ratio 7:5:2 and 45 bean plants, show the total number of plants is 126.

  1. 145 ÷ 5 = 9 plants per part
  2. 2Total = 9 × (7 + 5 + 2) = 9 × 14 = 126

Answer45 ÷ 5 × (7 + 5 + 2) = 126

Part (d) · 2 marks

Calculate the percentage decrease from 120 litres to 43.2 litres.

  1. 1Decrease = 120 − 43.2 = 76.8
  2. 276.8 ÷ 120 × 100 = 64%

Answer64

Part (e) · 2 marks

Calculate the distance driven in 1 1/4 hours at 57 km/h.

  1. 11 1/4 h = 1.25 h
  2. 2Distance = 1.25 × 57 = 71.25 km

Answer71.25

Part (f) · 3 marks

Find how many days a machine is hired for when the total cost is $69.80.

  1. 169.80 − 22.60 = 47.20
  2. 247.20 ÷ 11.80 = 4 additional days
  3. 3Days = 1 + 4 = 5

Answer5

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Also searched as: 0580/33/O/N/24 · 0580_w24_qp_33 · 0580 w24 33 · question 6.
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