QR: work word problem

[Electrons]

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If chocolate snow is falling at a rate of 1 inch every half hour and melting at 3/4 inch every hour, how many inches deep should the chocolate snow be after eight hours of chocolate snowfall?

Answer: 10. How is this setup?

 

[REH]

Rate = 2.00"/hr - 0.75"/hr = 1.25 "/hr


8 hr x 1.25"/hr = 10"