Construct a triangle ABC in which AB = 6.5 cm, measureof the base angles are A = 600, [3]B = 300. [use scale and compass] give detalied explanation

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad