Question 1123816
A reconnaissance plane flies 514 km away from
its base at 596 m/s, then flies back to its base
at 894 m/s.
What is its average speed?
Answer in units of m/s.
<pre>Total distance: 2(514,000), or 1,028,000 m
Total time: {{{matrix(1,6, "514,000"/596, "+", "514,000"/896, "=", "1,437.3062", s)}}}
Average speed: {{{highlight_green(matrix(1,4, "1,028,000"/"1,437.3062", "=", 715.2, "m/s"))}}}
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