At the school play the price of two adult tickets and 4 child tickets is $48 the price of $5 tickets and 2 child tickets at 64 how much does each type of ticket cost

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

If f(x) = 2x + 8 and g(x) = x4, what is (gº)?