Solución: A) The airplane starts its descent from an altitude 500 feet higher
The time it will take the spider to crawl across the floor is
The formula relating the speed of the spider crawling across the floor, the distance it travels, and the time taken to cover that distance is
<h3>Given information</h3>
From the question, we are given the speed of the spider as , and the distance covered as . What we need to find is the time taken to cover a distance of when crawling at a speed of .
<h3>Computation</h3>
Substituting the given values into the previous formula, we get
The time it will take will be
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Answer:
Because 20 has to be doubled to become 40. While 40 is twice as much as 20 so you just divide 40 by 20 to get 50%.
Explanation:
20 x 20 = 40 = 100%
40 / 20 = 50%