Q: You are given a math word problem and you are supposed to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
2 stockbrokers are making cold calls to potential customers regarding a hot IPO . One of the brokers is able to get a new client every 0.125 hour , and the other is able to get a new client every 0.2 hour . At what rate , in clients per hour , are the new clients being acquired when both are working ?
A:
13