as a baker you know that you need 9 cups of sugar for every 4 cakes that you bake. how many cups of sugar do you need for baking 20 cakes?

Use the inverse of the function y=x^2-18x to find the unknown value [tex]y = \sqrt{bx + c \: + d} [/tex]

Having a hard time understanding this question (see attachment).

If the car had not hit the fence, how much farther would it have skidded? solve the skid-distance formula to find the extra distance that the car would have traveled if it had not hit the fence. round your answer to two decimal places. note that unit conversion is built into the skid distance formula, so no unit conversions are needed.