About 81% of the world's population can roll their tongue. what is the probability that in a random sample of 2,000 people, more than 1,600 of them can roll their tongue?

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer

Abdul is making a map of his neighborhood he knows the following information: his home, the middle school, and high school are all on the same street. his home, the elementry school, and his friends house are on the same street. the angle between the elementary school, middle school, and his home is congruent to the angle between his friends house, the high school, and his home. what theorem can abdul use to determine the two triangles are similar? a- side side side similarity theoremb- angle angle similarity theoremc- corresponding parts of similar triangles are congruentd- pieces of right triangles similarity theorem

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?