GCSE Maths Practice: growth-and-decay

\( \begin{array}{l} \text{A value decreases by 15%.} \\ \text{If it starts at £120, what is the value after 1 year?} \end{array} \)

Choose one option:

\( \text{£102} \) \( \text{£100} \) \( \text{£98} \) \( \text{£105} \)