Abicyclist travels at a constant speed of 18 mi/h. how long does it take the bicyclist to travel 90 miles?

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex

This is about circle theorems. someone asap : (