Mathematics 4024 · O Level · Limits of accuracy

Limits of accuracy — practice question

(a)[1]

Write $3456.789$ to the nearest $100$.

(b)[1]

Evaluate the value of $\sqrt{160000}$.

(c)[1]

Evaluate the expression $1 - 3^{-1}$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: The correct value is $3500$.

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