SOLUTION: It takes James 2 hours longer to complete the promotional logo for a male business entrepreneur than it takes Francesca. The two of them work together for 3 hours then Francesca l

Question 1188416: It takes James 2 hours longer to complete the promotional logo for a male business entrepreneur than it takes Francesca. The two of them work together for 3 hours then Francesca left, and Calvin finished the job in 1 hour. How long would it take each of them, working alone, to finish the job?
Answer by ikleyn(52786) (Show Source): You can put this solution on YOUR website!
.
It takes James 2 hours longer to complete the promotional logo for a male business entrepreneur than it takes Francesca.
The two of them work together for 3 hours then Francesca left, and Calvin finished the job in 1 hour.
How long would it take each of them, working alone, to finish the job?
~~~~~~~~~~~~~~~

Could you explain me PLEASE, how James changed his first name to become Calvin
in the course of reading of this post ?

Is Calvin an other (secret) name of James ?

In order to confuse the reader ?

Or to hide from the police ?

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