If a sled cost 99.50, and the markup is 95%, what's the selling price?

Without graphing the linear functions, find the coordinates of the point of intersection of their graphs: y=3x−11 and y=4

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.