Mr. Jones spends $ 76 on movie tickets for a group of adults and children. How many children’s tickets did he purchase?
(1) Adult movie tickets cost $ 11 each and children’s movie tickets cost $ 7 each.
(2) Mr. Jones bought two more adult tickets than children’s tickets.
OA A
Source: Princeton Review
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Mr. Jones spends $ 76 on movie tickets for a group of adults and children. How many children’s tickets did he purchase?
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BTGmoderatorDC
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From statement 1 we have:BTGmoderatorDC wrote: ↑Thu Oct 29, 2020 5:16 pmMr. Jones spends $ 76 on movie tickets for a group of adults and children. How many children’s tickets did he purchase?
(1) Adult movie tickets cost $ 11 each and children’s movie tickets cost $ 7 each.
(2) Mr. Jones bought two more adult tickets than children’s tickets.
OA A
Source: Princeton Review
\(11x+7y= 76 \Longrightarrow x=5\) and \(y =3\). Sufficient \(\Large{\color{green}\checkmark}\)
From statement 2 we have:
\(x=2y\). We don't know the individual (adults, children) prices of the tickets. Insufficient \(\Large{\color{red}\chi}\)
Therefore, A
