A woman bought a plane ticket for herself and one ticket for each of her four children, if she paid a total of $678 for all five tickets and each child's ticket cost half of the adults ticket, how much did each child's ticket cost?
by 
helpmeplease
ANSWERS: 3
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$113
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1/2 of the adults ticket, do the math!
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1 A + 4 C = $ 678 1 A + 4 (A/2) = $ 678 1 A + 2 A = $ 678 3 A = $ 678 A = $ 226 Hence C = A/2 = 226/2 = $113 Each child's ticket cost = $113
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