What number times what number equals 662.5

What is the location of point g, which partitions the directed line segment from d to f into a 5: 4 ratio? –1 0 2 3

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)

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