exam Maths Puzzle Numerical Ability

what is the perimeter of a square on one side if the square measures 4.5ft

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exam Other Question

At 1:00 p.m., a car leaves a city and travels north at a rate of 55 mi/h. An hour later a second car leaves the city and travels south at a rate of 60 mi/hr. At what time will the two cars be 285 miles apart? x-y<-11