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1 a social security number has 9 digits if numbers can be repeated and all numbers can be used there would be 109
1 an admissions test given by a university contains 10 true-false questions eight or more of the questions must be
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how the following statistical devices can be used in business today describe their usefulness and how businessman can
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a person has 3 different letters to write 2 interviews to do and 2 commercials to review in making aschedule first
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some boys come into a room and sit in a circle four girls come in and arrange themselves between 2 of the boys that is
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in one residence cell phones lap top computers and digital tvs are very popular among students in fact all of the
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a store selects four items from a selection of 6 items to arrange in a display how many different arrangements are
denote by -p the set of all negative integers ie the set to which the number m belongs only in case there is a member n
four numbers are selected from the set -5-4-3-2-11234 in how many ways can the selections be made so that the product
consider the group z4 times z6 under such thata b c d a 4 c b 6 dhere 4 means is in z4 and 6 is in z6we would like
1 a seven-person committee composed of adam betty cameron david edward fritz and grace is to select a chairperson
1 a television commercial for little caesars pizza announced that with the purchase of two pizzas one would receive
a show that if n is odd then the set of all n-cycles consists of two conjugacy classes of equal size in anb let g be a
1 35 of a stores computers come from factory a and the remainder come from factory b2 of computers from factory a are
in how many ways can 7 instructors be assigned to seven sections of a course in mathematicshow many different ways are
1 find a relation r on a set s that is neither symmetric nor antisymmetric2 let s be a set containing exactly n
express the set using set- builder notation use inequality notation to express the condition x must meet in order to be