Question 24
Tomorrow is the birthday of twins John and Jack. Their mother divides some candies equally between them. Each twin can then share his candies equally among his classmates. John’s class has 25 pupils and Jack’s has 19. What is the least possible total number of candies their mother prepared?

Source convention: each twin gives his share to the other pupils in his class, excluding himself.

Source convention: each twin gives his share to the other pupils in his class, excluding himself.