Why does the Atlantic Ocean have higher salinity than the Pacific Ocean?

The image of the point (-6, -2)under a translation is (−7,0). find the coordinates of the image of the point (7,0) under the same translation.

A50% increase followed by 33 1/2% decrease

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.