Question 9 — IGCSE 0580 Oct/Nov 2024 Paper 31
Cambridge IGCSE Mathematics 0580, Core tier, calculator. Topic: Functions and Graphs · Graphs of functions. Worth 6 marks.
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Question text
9 Samir leaves home at 2 pm.
He jogs 6 km to a café at a constant speed of 8 km per hour.
He stops to rest for 1 hour.
He then walks back home at a constant speed and arrives at 4.36 pm.
(a) On the grid, draw a travel graph to show Samir’s whole journey.
8
7
Café 6
Distance 5
from home
(km) 4
3
2
1
0
2 pm 2.30 pm 3 pm 3.30 pm 4 pm 4.30 pm 5 pm
Time
[3]
(b) Calculate Samir’s average speed for the whole journey.
........................................ km/h [3]
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