Iwill mark you the brainliest if you answer quickly and correctly the amount of money that mary earns varies directly with the number of hours worked. if mary earns $320 for working 40 hours, determine the constant of variation. a) 6 eliminate b) 7 c) 8 d) 9

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?

What is the measure of the smallest angle in the diagram? 15 29 32 45

Twelve different video games showing substance use were observed and the duration times of game play (in seconds) are listed below. the design of the study justifies the assumption that the sample can be treated as a simple random sample. use the data to construct a 99% confidence interval estimate of μ, the mean duration of game play. 4028 4316 4816 4650 4036 5010 4833 4331 4307