Multiple choice John sold 36 books at £27 each. How much money did he earn? £1063 £972 £821 £482 Reveal answer Fill a bubble to check yourself B Correct answer Explanation Total earnings = 36 books × £27 per book = £972. Using partial products: 36 × 27 = 36 × 20 + 36 × 7 = 720 + 252 = £972.