Mathematics
Grade 9
15 min
Write and solve inverse variation equations
Write and solve inverse variation equations
Tutorial Preview
1
y varies inversely with x. If y = 4 when x = 3, write the equation.
2
y varies inversely with x. If y = 10 when x = 2, find y when x = 5.
3
y varies inversely with x. If y = 6 when x = 4, find x when y = 8.
Sample Practice Questions
Easy
y varies inversely with x. If y = 2 when x = 5, what is the equation?
0.y = 10/x
1.y = 2.5/x
2.y = 7/x
3.y = x/10
Easy
y varies inversely with x. If y = 3 when x = 4, what is the equation?
0.y = 12/x
1.y = 7/x
2.y = 1.33/x
3.y = x/12
Easy
y varies inversely with x. If y = 6 when x = 2, find y when x = 4.
0.12
1.8
2.3
3.4
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