(c) The diagram below, not drawn to scale, shows two straight lines, JK and JL, intersecting a pair of parallel lines, EF and GH. 100 128 Determine, giving reasons for EACH of your answers, the value of (i) x (ii) y (iii) w Year 1990 1991 1992 1993 1994 1995 Cost ($) 10 000 30 000 36 000 30 000 34 000 50 000 (1 (1 Total The table above shows the cost of a plot of land over a period of time. (a) (b) Calculate the mean cost of a plot of land over the period from 1990 to 1995 to the nearest thousands of dollars. (i) On a graph page, using a scale of 2 cm to 1 year on the horizontal axis and 1 cm to represent $ 10 000 on the vertical axis, draw a line graph to represent the data. From your graph: (!!) (iii) Determine the period during which the cost of the plot of land showed the greatest increase. State the year during which the cost of the plot of land decreased.
(c) The diagram below, not drawn to scale, shows two straight lines, JK and JL, intersecting a pair of parallel lines, EF and GH. 100 128 Determine, giving reasons for EACH of your answers, the value of (i) x (ii) y (iii) w Year 1990 1991 1992 1993 1994 1995 Cost ($) 10 000 30 000 36 000 30 000 34 000 50 000 (1 (1 Total The table above shows the cost of a plot of land over a period of time. (a) (b) Calculate the mean cost of a plot of land over the period from 1990 to 1995 to the nearest thousands of dollars. (i) On a graph page, using a scale of 2 cm to 1 year on the horizontal axis and 1 cm to represent $ 10 000 on the vertical axis, draw a line graph to represent the data. From your graph: (!!) (iii) Determine the period during which the cost of the plot of land showed the greatest increase. State the year during which the cost of the plot of land decreased.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:(c)
The diagram below, not drawn to scale, shows two straight lines, JK and JL,
intersecting a pair of parallel lines, EF and GH.
100
128
Determine, giving reasons for EACH of your answers, the value of
(i) x
(ii) y
(iii) w
Year
1990
1991
1992
1993
1994
1995
Cost ($)
10 000 30 000 36 000 30 000
34 000
50 000
(1
(1
Total
The table above shows the cost of a plot of land over a period of time.
(a)
(b)
Calculate the mean cost of a plot of land over the period from 1990 to 1995 to the
nearest thousands of dollars.
(i)
On a graph page, using a scale of 2 cm to 1 year on the horizontal axis and 1 cm
to represent $ 10 000 on the vertical axis, draw a line graph to represent the data.
From your graph:
(!!)
(iii)
Determine the period during which the cost of the plot of land showed the greatest
increase.
State the year during which the cost of the plot of land decreased.
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