An insect moves at a speed of 3 20 feet per second. What is this speed, in yards per second?

Question

An insect moves at a speed of 3 20 feet per second. What is this speed, in yards per second? 3 &#160; feet = 1 &#160; yard

Accepted Answer

Choice A is correct. It&rsquo;s given that 3 &#160; feet = 1 &#160; yard . It follows that a speed of 3 20 feet per second is equivalent to 3 20 &#160; feet 1 &#160; second 1 &#160; yard 3 &#160; feet , which is equivalent to 3 20 1 3 , or 1 20 , yards per second. Choice B is incorrect. This is the speed, in feet per second, that's equivalent to 3 20 yards per second. Choice C is incorrect. This is the speed, in yards per second, that's equivalent to 18 , not 3 20 , feet per second. Choice D is incorrect. This is the speed, in yards per second, that's equivalent to 60 , not 3 20 , feet per second.

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