How many feet are in 30 yards?

__ ft

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Find the domain and range of the following function f(x) = 51x - 21+ 4

The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet