Tickets 7

Tickets to a concert cost $2 for children, $3 for teenagers and $5 for adults. When 570 people attended the concert, the total ticket receipts were $1950. Compared to the number of children in attendance, three-fourths as many teenagers attended. How many teenagers attended? a. 200 c. 220 b. 150 d. 316

Correct answer:

t =  150

Step-by-step explanation:

2c+3t+5a=1950 c+t+a=570 t=3/4 c  2 c+3 t+5 a=1950 c+t+a=570 t=3/4 c  5a+2c+3t=1950 a+c+t=570 3c4t=0  a=220 c=200 t=150

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