Write y=30(.75)^t/5 in the form y=a(1-r)^t

Full year - williamshow many square inches are in 60 square feet? 5 square inches72 square inches720 square inche8.640 square inches

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read

The coverage of a base station of a telecommunication company forms a disk with a radius of (kilometers). let be the distance of a cellphone from a base station. assume that the location of cellphones in use are randomly uniformly distributed within the disk. calculate the mean and variance for the random variable.