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google search
Google search results:
1: https://www.toppr.com/ask/question/a-person-crosses-a-600-m-long-street-in-5-minutes-what-is-his-speed/
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2: https://www.quora.com/A-person-crosses-a-600-m-long-street-in-5-minutes-What-is-his-speed-in-km-per-hour
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3: https://www.youth4work.com/Talent/Aptitude/Forum/113053-a-person-crosses-a-600-m-long-street-in-5-minutes-what-is-his-speed-in-k?yFast=On
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4: https://www.vedantu.com/question-answer/a-person-crosses-a-600m-long-street-in-5-minutes-class-6-maths-cbse-5efaf4ed289d3d30dff28a73
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5: https://www.youtube.com/watch?v=xUZ6GDHmxdw
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6: https://pakmcqs.com/mathematics-mcqs/rayan-crosses-a-400m-bridge-in-3-minutes-what-is-speed
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7: https://studysite.org/Discuss/Question/ankit_crosses_a_400m_bridge_in_3_minutes_what_is_speed-30232006.htm
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8: https://www.wyzant.com/resources/answers/108953/a_person_crosses_a_600_m_long_street_in_5_minutes_what_is_his_speed_in_km_per_hour_a_3_6_b_7_2_c8_4_d_10
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