If a boat moves 25 km/hr relstive to the river, while the speed of the river current is about 5 km/hr to the west, what is the actual speed of the boat from an observer on the river bank?
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The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

What is the ratio of the length of an object in yards to the length of the same object in miles?

Ahovercraft takes off from a platform. its height (in meters), xx seconds after takeoff, is modeled by: h(x)=-2x^2+20x+48h(x)=−2x 2 +20x+48 what is the maximum height that the hovercraft will reach?