Arestaurant has 6 pizza toppings to choose from. how many diffrent 3 topping pizzas are possible

Roger and natalie travel in similar cars. roger's car drives the two miles to school in 7.5 minutes. natalie drives the same distance in the opposite direction but in only 6.5 minutes. what is true of their velocities?

Which expression and diagram represent “renee biked four times as far this month as last month”?

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)