exam Maths Puzzle Numerical Ability

Hello out there,I really need some help with some problems,the first one is,Which of the following points are solutions to:2x-3y<0 and x+y>4,(2,3),(0,1)or(1,4).The next one is,Use

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exam Other Question
Adult tickets for a play cost $14.00 and child tickets cost $3.00
If there were 26 people at a performance and the theater collected $199.00 from ticket sales, how many adults and how many children attended the play? Solve the following system by any method:
x = 7/2 y + 9
2x - 7y = 18

Select the correct answer:
The system is inconsistent.
(-7, 10)
(8, 7)
(6, -8)
(7, 8)
The equations are dependent.