4:3=x:6, find the value of x please help me

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet

How many and of which kind of roots does the equation f(x)=2x^4−9x^3+17x^2−16x+6 have?

Lisette takes an ela exam and got 16 out of 27 questions correct. what percentage of the questions did lisette get correct?