To calculate:The person M’s younger brother’s speed.
Answer to Problem 2STP
(H)between
Explanation of Solution
Given information:The person M’s speed is
Formula used:We know that
Calculation: Let us assume that, The person M’s younger brother’s speed is
Rewrite the formula for time travel.
Time taken by The person M and The person M’s younger brother is the same.
The left side expression is the time taken by The person M and the right-side expression is the time taken by The person M’s younger brother.
Solving for The person M’s younger brother’s speed
So, The person M’s younger brother’s speed is
Chapter 13 Solutions
Algebra 2
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