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corlissquillen13
corlissquillen13
15.12.2019 • 
Mathematics

Q5:
part a tell whether y is directly pl
tell whether y is directly proportional to x or not based on the data in the table
20
1.40
25
175
10
0.70
15
1.05
price, x
tax, y
b no
a yes
d they are not proportional
c7
part b: if so, find the constant of proportionality
b07
a 0.07
d they are not proportional
part c: write the direct proportion equation.
a. y = 0.07% b0.7 = yx
cx=7y
number of
packels
1
2
3
(x-axis)
o-nw auto voo
cost
2
4
(y-axis)
6
6
0
3
4 5
7
8
1 2
q6:
the table above shows the cost
for packets of biscuit mix. draw
the direct proportion graph to
represent the above data.

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