**Helpful Links****Question**

14) *y* is inversely proportional to *d*^{2}

When *d* = 10, *y* = 4

*d* is directly proportional to *x*^{2}

When *x* = 2, *d* = 24

Find a formula for *y* in terms of *x*.

Give your answer in its simplest form.

**[3 marks]**