An engineer makes a model of a bridge using a scale of 1 inch equals 3 yards the length of the actual bridge is 50 yards what is the length of the model

Find the x-intercepts for the parabola defined by this equation: y=-3x^2-6x+9

There are a total of 75 students in the robotics club and the science club. the science club has 11 more students than the robotics club. how many students are in the science club?

Aski resort is charging $37.50 to rent a snowmobile for 5 hours. at this rate what will be the cost for a family of 5 to rent snowmobiles for 3 hours on the first day of their vacation and 4 hours for on the last day of their vacation