Which claim below is correct based off of the graph: INCOME FROM SUMMER JOB Hector says that to earn $320, you will need to work 32 hours.

TOTAL INCOME Hannah says that if you work 18 hours, you will HOURS earn $160

7x+8y=-18, 4x-9y=-3 solve the system of equations

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label