Mathematics 0580 · IGCSE · Introduction to probability

Introduction to probability — practice question

Mario examines new cars. The probability that a car is faulty is $0.04$.
(a)[1]

Find the probability that a car is not faulty.

(b)[2]

Determine the number of cars that are expected to be faulty.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Either $0.96$, $96\%$, or $\frac{24}{25}$” …

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