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Math Help - word problems

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    word problems

    for a concert, 600 tickets were sold. Adult's ticket cost P25.00 each and children's ticket cost P15.00 each. A total of P11,200 was received at the box office. How many children had tickets? Assuming all adults ticket were sold to couples only, how many adult couples attended?
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  2. #2
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    Quote Originally Posted by eepyej View Post
    for a concert, 600 tickets were sold. Adult's ticket cost P25.00 each and children's ticket cost P15.00 each. A total of P11,200 was received at the box office. How many children had tickets? Assuming all adults ticket were sold to couples only, how many adult couples attended?
    A + C = 600 .... (1)

    25A + 15C = 11,200 => 5A + 3C = 2240 .... (2)

    Solve equations (1) and (2) simultaneously for A and C.
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