Use the Information Below to Answer the Following Question(s)

Multiple Choice

Use the information below to answer the following question(s) .
At the high point of the relevant range, labour hours at Bradco Restoration were 10,000 and wages were $22,500. At the low point of the relevant range, labour hours were 7,500 and wages were $17,500.
-Using the high-low method determine the slope coefficient per labour hour at Bradco Restoration?

A) $5.25
B) $4.00
C) $2.00
D) $0.50
E) $0.25