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There are 10 questions in an examination. A student has to answer a total of 7 questions, choosing at least 3 from the first 5 questions. How many different choices are possible ? 110 50 100 60 100

You may use the calculator above and this area as scratch paper. To see the solution just click on the button.

Carlos Rodriguez <carlos@math.albany.edu>

This problem was contributed by a student in Elementary Statistics. It is offered as it is with no warranty of any kind
Last modified: Wed May 13 12:29:11 EDT 1998