Douglas uppity must shovel a pile containing 50 cubic feet of sand into a dump truck. he decreases the size of the pile by 1/6 cubic feet with each scoop. Define your variables..
Write an expression
Write and solve an equation

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

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240 seventh graders and two-thirds of the students participate in after-school activities how many students participate in after-school activities