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Hong Kong
Stage 4 - Stage 5

Solving for Constant of Proportionality in Power Functions

Interactive practice questions

If $\left(4,512\right)$(4,512) is on the curve, $P=kQ^4$P=kQ4, solve for $k$k.

Approx 2 minutes

If $\left(10,15\right)$(10,15) is on the curve $P=\frac{k}{Q}$P=kQ, solve for $k$k.

A variable $M$M is directly proportional to the square of $N$N.

In exchange rate calculations the constant of proportionality is the exchange rate itself. Determine the exchange rate $k$k if I can purchase:

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