A local trucking company fitted a regression to relate the cost of its shipments as a function of the distance traveled.The Excel fitted regression is shown. 
Based on this estimated relationship,when distance increases by 50 miles,the expected shipping cost would increase by:
Definitions:
Limestone
A type of sedimentary rock, primarily composed of calcium carbonate, often formed from the remains of marine organisms.
Shale
A fine-grained sedimentary rock formed from clay and silt-sized particles, often easily split into thin, parallel layers.
Impermeable Layers
Geological strata that do not allow the passage of water or fluids due to their tightly packed nature.
Permeable Rocks
Rocks that contain pores or cracks through which fluids such as water can easily pass.
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