Aclassroom has 12 students with brown hair, 8 students with black hair, and 5 students with blonde hair. if three students are chosen at random, what is the probability that they all have black hair? a. 1/160 b. 3/575 c.14/575 d. 336/15625

() at a farm, animals are fed bales of hay and buckets of gain.each bale of hay is in the shape of a rectangular prism.the base side lengths 2 feet and 3 feet,and the height is 5 feet. each bucket of grain is a cylinder with diameter of 3 feet. the height of the bucket is 5 feet as the height of bale. a. which is larger in area, the rectangular base of the bale or the circular base of the bucket? explain how you know b. which is larger in volume, the bale or the bucket? explain how you know

Which of the following expressions is equal to 2x^2+8

Write the fraction or mixed number and the decimal shown by the model