Let the number of female artists = X The number of male artists = 3X The total number of artists in the film = X + 3X = 4X So, 1) 40 4X = 40, X = 10 2) 44 4X = 44, X = 11 3) 42 4X = 42, X = 21/2 Here we cannot represent the number of artists. Hence the correct answer is 42.