The table shows the time it took a group of students to complete a puzzle work out an estimate for the mean time it took the students round your answer to two significant figures

List the 10 possible samples (without replacement) of size 3 3 that can be obtained from the population of five officials.

What is this equation in point-slope form?

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?