# math pre calc

posted by JT

at the pittsburch zoo, children ride a train for 25 cents, adults pay \$1 and seniors pay .75. on a given day, 1400 passengers paid a total of \$740 for the rides. there were 250 more children riders than adults and senior riders combined.find the nu,ber of each type of rider.

set up a system and solve.

1. Steve

c+a+s = 1400
.25c + a + .75s = 740
c = a+s + 250

(c,a,s) = (825,410,165)

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