Janie has $180. she spends 50% of her money on a new pair of ice skates. how much does she spend on ice skates?

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?