At a fixed temperature the resistance (R) of a wire varies directly as the length (l) and inversely as the square of its diameter (d). If the resistance is 0/1 ohm when the diameter is 1mm and the...
At a fixed temperature the resistance (R) of a wire varies directly as the length (l) and inversely as the square of its diameter (d). If the resistance is 0/1 ohm when the diameter is 1mm and the...
The volume (V) of wood in a tree varies jointly as the height (h) of the tree and the square of the girth (g). If the volume of a redwood tree is 216m^3 when the height is 30m and the girth is 1.5m...
there on the plane?
Assuming that sales increase according to a linear equation, by what would sales increase when $1500 is spent on radio advertising?
After David receives a 20% raise in salary, his new salary is $27000. What was his old salary?
The perimeter of a lot is 80 m. The length exceeds the width by 6 m. Find teh dimensions of the lot.
Find three consecutive even integers such that the sum of the first, twice the second, and three times the third is 124.