Martina read that the average graduate student is years old. She wanted to estimate the mean age of graduate students at her large university, so she took a random sample of graduate students. What is Martina's margin of error? "Round to 2 decimal places"

How many glue sticks are in a basket containing 96 scissors, if the ratio of glue sticks to scissors is 19 to 57.

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

The value of cos 30° is the same as which of the following?