The price, p , for different size orders of custom posters of the swim team picture, n , is the given table.

number of posters ordered and the prices// 1= $70 5=$150 20=$450 50=$1050

can a linear equation be used to model the situation? if it can, what is the slope and the y-intercept of the equation?

a) linear: slope 30, y-intercept= 0

b) linear: slope 20, y-intercept= 50

c) linear: slope 20, y-intercept= 0

d) a linear equation cannot be used

The price of a visit to the dentist is calculated according to the formula 50+100n50+100n where nn is the number of cavities the dentist finds. on your last visit to the dentist, 22 cavities were found. what was the cost of your visit?

Ascientist studied a population of workers to determine whether verbal praise and/or tangible rewards affect employee productivity. in the study, some workers were offered verbal praise, some were offered tangible rewards (gift cards, presents, and some were offered neither. the productivity of each participant was measured throughout the study by recording the number of daily tasks completed by each employee. which inference might the scientists make based on the given information? a.) the number of daily tasks completed by each employee may influence the dependent variable, which is whether the employee receives verbal praise, tangible rewards, or neither. b.) verbal praise and/or tangible rewards may influence the independent variable, which is the number of daily tasks completed by each employee. c.) verbal praise and/or tangible rewards may influence the dependent variable, which is the number of daily tasks completed by each employee. d.) the dependent variables, which are verbal praise and tangible rewards, may influence the number of daily tasks completed by each employee.

Which of the following represents a function? 50 !