Math Problem Statement
train leaves statlon A at 5 AM and reaches sta-. .tion B at 9 AM. on the same day. Anothër traln leaves station B at 7 AM and reaches statlon A at 10:30 AM on the same day. The time at whlch the two trains cross each other ls :
Solution
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Math Problem Analysis
Mathematical Concepts
Proportionality
Relative Speed
Time-Distance Relationship
Formulas
Distance = Speed × Time
Speed of Train A : Speed of Train B = Total travel time of Train B : Total travel time of Train A
(2 + t) × (Speed ratio of Train B to Train A) = t
Theorems
Proportionality Theorem
Relative Speed Theorem
Suitable Grade Level
Grades 9-10
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