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Question: 1 determine how many one to one correspondence are possible...

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1. determine how many one to one correspondence are possible between two sets ( m, s, z, w, v) and 1,2,3,4,5 given the following conditions.

a. if in each correspondence m must match with 2

b. if in each correspondence m must match with 2 and s must match with 1

c if in each correspondence m, s, and z must match with an odd number

a there are ______ possible one to one correspondence between the sets if m must match with 2

b there are ______possible one to one correspondence between the sets if m must match 2 and s must match with 1

c there are ________ possible one to one correspondence between the sets if m, s, and z must match with an odd number.

2. If n (A) =5, n(B)=6, and n(C)=11 what is the greatest and least number of elements in each of the following?

a A U B U C the U is the symbol that looks like an U i do not know how to do the symbol on the computer.

b A N B N C the N is a U upside down please tell me how to do these symbol from the keyboard on the computer for future reference. Thanks

a the greatest number of elements is A U B U C is ____

the least number of elements in A U B U C is ___

b. the greatest number of elements in A N B N C is _________

the least number of elements in A N B N C is _______

3.

a pollster interviewed 600 university seniors who owned credit card. She reported that 330 owned a gold card, 330 owned a platinum card, and 330 owned standard card of the seniors the report said that 90 owned only a gold card and 100 owned only a gold card and a standard card, 80 owned only a standard card and a platinum card and 70 owned all three cards. When thee report was submitted for publication, the editor refused to publish it, claiming that the poll was not accurate. was the editor right?

which one is the correct answer you would choose

no

yes

cannot be determined from the given information

i was going to choose last one.

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