The equation d= 12w represents the amount in dollars, d, that mana saves in w weeks. what is the constant of proportionality? what does it represent in this situation?

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %

What percent of 18 is 24? and plz explain thx.