Acity is made up of two types of people the x's and the y's. the x's constitute 15% of the population and the y's constitute the rest. x’s are twice as likely to commit crimes than y’s. that is 4% of x’s commit crimes while 2% of y’s commit crimes. a crime has been committed downtown and you are trying to narrow down the suspects what are the chances that an x committed this crime

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.