Write down the ratio of 220kg to 5kg give your answer in its simplest form?

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Tim knows the volume and base area of a wooden chest that is in the shape of a rectangular prism. if the volume is 524 cubic unit and the base area is 15 square unit, what is the height of the chest? 124 unit 1124 units 112 unit 1112 units

The table below shows the angle measurements for triangle abc and triangle xyz. if triangle abc is similar to triangle xyz, what does angle z equal, in degrees?