Assume that the scores on the graduate record exam (gre) are normally distributed with a mean of 497 and a standard deviation of 115. a graduate student requires a gre score of 650 for admission. to which percentile does this correspond?

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.

An object in geometry with no width, length or height is a(n):