Mary has 12 more fish than Tony. Clara has only two-thirds as many fish as Tony. If Mary has x fish, how many fish do they have altogether?

Volume of a cylinder with a radius of 13 in and height of 30 in

The highest point on earth is the peak of mount everest if you climb to the top you would be approximately 29,035 feet above sea level at remembering that amount is 5280 feet percentage of the height of the mountain would you have to climb to reach a point 2 miles above sea level

Need on this one asap im almost done with this subject