Grade 8 - Mathematics - Proportions 1

The table shows the number of hours of work (t) and the amount of wages ($y) earned by Marc.

Write down an equation connecting y and t.

y = ....

The table shows the number of hours of work (t) and the amount of wages ($y) earned by Marc.

Find the value of y when t = 62

The table shows the number of hours of work (t) and the amount of wages ($y) earned by Marc.

Find the value of t when y = 225

Given that y is directly proportional to x,

find the values of p + q.

It is given that y is directly proportional to x² and y = 32 when x = 2,

find an equation connecting x and y.

Mathematical Equivalence

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It is given that y is directly proportional to x² and y = 32 when x = 2,

find the value of y when x = 5.

It is given that y is directly proportional to x² and y = 32 when x = 2,

find the value of x when y = 72.

It is given that y is directly proportional to x² and y = 32 when x = 2.

Sketch the graph of y againts x².

Given that y is inversely proportional to x, find the value of s - r.

Given that y is inversely proportional to x and y = 6 when x = 3, find the value of y when x = 9