Math Problem Statement
12km離れたA地点、B地点があります。兄はA地点から時速6kmでB地点に向かい、弟はB地点から時速4kmでA地点に向かいました。兄、弟が同時に出発したとき、2人が出会うまでの時間を求めなさい。
Solution
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Math Problem Analysis
Mathematical Concepts
Relative Speed
Distance and Time Calculations
Formulas
Time = Distance / Speed
Relative Speed = Speed of Object 1 + Speed of Object 2
Theorems
Relative Motion Theorem
Suitable Grade Level
Grades 6-8
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