a) If a woman with a family history of twins gets pregnant three times, she will have one set of twins. Jennifer, who falls
into this category, had two sets of twins, so she must not have gotten pregnant exactly three times.
b) If a salesman sells more product than anyone else in a calendar year, then he will earn an all-expenses-paid
vacation. Joe earned an all-expense-paid vacation, so he must have sold more product than anyone else for the
year.
c) A newspaper can charge a 50% premium for
...
into this category, had two sets of twins, so she must not have gotten pregnant exactly three times.
b) If a salesman sells more product than anyone else in a calendar year, then he will earn an all-expenses-paid
vacation. Joe earned an all-expense-paid vacation, so he must have sold more product than anyone else for the
year.
c) A newspaper can charge a 50% premium for
...
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.jpg)
