Peter's teacher says he may have his report card percentage based on either the mean or the median and he can drop one
test score if he looses.
84%, 71%, 64%, 90%, 75%, 44%, 98%
Which measure of center should Peter choose so he can have the highest percentage possible?
• Peter should choose the mean after dropping one test score.
Peter should choose the mean without dropping one test score
Peter should choose the median after dropping one test score
Peter should choose the median without dropping one test score.

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.