document.write( "Question 1157971: All the pets I have are dogs except two of them,all are cats except two of them and all are parrots except two of them. How many pets am i in the house? \n" ); document.write( "
Algebra.Com's Answer #780902 by math_helper(2461)\"\" \"About 
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\n" ); document.write( "3 -- one of each { dog, cat, parrot }
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