Question 1176246
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Let x = # of persons.


The formula for Hamilton's cost is  15x  dollars.


The formula for Turaskis' cost is  50 + 10x  dollars.


Hamilton is cheaper if and only if


    15x < 50 + 10x


Simplify and solve


    15x - 10x < 50

       5x     < 50

        x     < 50/5 = 10.


<U>Answer</U>.  Hamilton is cheaper than Turaskis if and only if  the number of peop[le is LESS than 10.
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Solved.