If a town is 40 meters above sea level, what is its elevation in kilometers? If

Question

If a town is 40 meters above sea level, what is its elevation in kilometers? If the capillaries of an average adult were unwound and spread out end to end, they would extend to a length over 40,000 miles. How many kilometers of capillaries are in an average adult? A football field is 300 feet long and 160 feet wide. What are the field's dimensions in meters? If blood flows with an average speed of 0.35 m/s in the human circulatory system, how fast is that in miles per hour? Starting from rest a sprinter can run the 100 meter dash in about 5.7 seconds. (a) What is her average speed in meters/second? (b) What is her average speed in miles/hour? If a car is traveling at 90 km/hr, what is its speed in m/s? If an area rug covers 32 ft^2, what area does it cover in m^2? Determine the number of significant figures in the following numbers: (a) 1.007, (b) 8.03, (c) 16.272, and (d) 0.015. Express each of the numbers in question 9 with two significant figures. Express the following calculations to the proper number of significant figures (show your work): (a) 12.634 + 2.1, (b) 13.5-2134, (c) pi (0.25)^2, and (d) squareroot 2.37/3.5

Explanation / Answer

Here is the answer to the problem you encircled.

Question 2) Here we know that

1mile = 1.60934 km

so

40000 mile = 40000 * 1.60934 km = 64373.6 km or 64374 km ===========ANSWER)

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