exam Maths Puzzle Numerical Ability

Adult tickets for a play cost $11 and child tickets cost $10. If there were 23 people at a performance and the theater collected $246 from ticket sales, how many children attended the play?

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exam Other Question

Write the verbal sentence as an equation.Then solve the equation

Ten plus 6 times a number is equal to 5 less than the number?

Can someone help with this equation?
4) Consider the function f (x) = x^ + 4x + 1

a) Find h, the x-coordinate of the vertex of this parabola.
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