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A local heating and air conditioning service charges a flat fee for a service call and also charges an hourly fee for the length of time it takes to complete the job.  The table below is a sample of the service charges for various jobs. What is the charge per hour?

Find the value of the expression.

Convert the measurement as indicated. (Round to two decimal places if necessary.) Conversion tip: 1 inch = 2.54 centimeters 14 inches to centimeters

Find the least common denominator (LCD).

In September 2018, the US Census Bureau published a report that stated, “Median household income was $59,039 in 2018, a 3.2 percent increase from the 2016 median.  This is the second consecutive annual increase in median household income.”   What was the 2016 median household income?  Round to the nearest dollar.

Solve the system of linear equations by using the method of your choice. x +  y =  3 x – 2y = 12

Johnny wants a part-time job after school so he can buy a new iPhone.  He gets a job at Jimmy John’s where he earns $10 per hour.  He plans on working between ten and twelve hours per week for the remainder of the school year.  What is the dependent variable in this situation?

Convert 8 feet per second to miles per hour

Find all values that make the expression undefined.

A retail store had monthly sales of $83,600 and spent 30% of it on legal fees.  How much was spend on legal fees?