Mr Mackson has a building contract to build houses for people. He hires builders and Labors according to
the number of houses he must build
. He did a survey on the number of people building a house and the
time taken to complete a house.
TABLE 1:
No. of builders
1
2
5
8
A
20
24
No. of days taken
240
120
48
30
20
12
B
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1.1
Use the information above to answer the questions that follow.
Determine which variable is dependent and which one is independent.
(2)
1.2
Calculate the values of A and B.
(2)
1.3
Use TABLE 1 to draw the graph (on answer sheet 1) of Mr. Mackson's survey (Indicate all
co-ordinates).
(6)
1.4
State the type of proportion represented in the graph.
(2)
Question 1.2
