here are the last points im giving out these are not the last of my points im going to have 1000 left YAY

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x

What’s the volume of the triangular prism?