Please help I need help help help help

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent

The formula for finding volume of a cone 1/3pi x r^2h. the volume of a cone is 300 cm^3 and the height of the cone is 10 what is the approximate radius of the cone

The dimensions of the rectangular pool shown below are 60 yards by 30 yards. a fence will be built around the outside of the deck. the ratio of the dimensions of the pool to the dimensions of the fence is 1/3. how many yards of fence should be purchased to enclose the deck?