Mathematics 0580 · IGCSE · Introduction to algebra

Introduction to algebra — practice question

(a)[1]

Give an expression for the price of one bag of flour.

(b)[2]

Give an expression for the change Pedro gets from a $\$20$ note.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “A correct expression is $\dfrac{d}{n}$ (oe).” …

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI