Mary wants to buy a laptop that costs $152.75. If she can save $11.75 a week working at the motel, how many weeks will Mary have to work in order to buy the laptop?

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?

Need so much on this one how many yards?