It costs 30 pesos to enter a currency exchange building. once there, you can exchange 10 pesos for 1 dollar. how many pesos are required to get z dollars? (write your answer as an expression)

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

Which of the following is true for the relation f(x)=2x^2+1

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =