The products Jeff and Bob raised were sold to the vacationers around Lake James. Their gross income was $826.42 and their expenses were $93.52. How much did each boy make if they divided the money evenly?

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

What is the value of the expression below? (81^2)^1/8

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .