1.

Vihan spent \[Rs.\,\,132\] to buy movie tickets for \[20\] children and \[4\] adults. Adult tickets cost \[Rs.\,\,3\] more than child tickets. If \[A\] is the price of an adult ticket and \[S\] is the price of a child ticket, which system of equations could be used to find the price of each adult and child ticket?

A. \[\left\{ \begin{align}   & S=A+3 \\  & 4A+20S=132 \\ \end{align} \right.\]        
B. \[\left\{ \begin{align}   & A=S+3 \\  & 4A+20S=132 \\ \end{align} \right.\]
C.        \[\left\{ \begin{align}   & A=S+3 \\  & 20A+4S=132 \\ \end{align} \right.\]
D.        \[\left\{ \begin{align}   & A=S+3 \\  & A+S=132 \\ \end{align} \right.\]
Answer» C.        \[\left\{ \begin{align}   & A=S+3 \\  & 20A+4S=132 \\ \end{align} \right.\]


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