Answer: 1.5kg of tomatoes is 37.65 pesos
Explanation:
1 kg of tomatoes cost 25.10, a half kilo would be half of 25.10, so
25.10 / 2 = 12.55 per half kilo (0.5kg)
25.10 (this is 1kg of tomatoes) + 12.55 (0.5 or 1/2 kg of tomatoes) = 37.65 (1.5 or 1 1/2 kg of tomatoes)