Posts by Allenfiche (1)

Rescue me from redoing all these from the beginning please :((

I like to get my inspiration from really meaningful phrases said by truly great people like “Things alter for the worse spontaneously, if they be not altered for the better designedly”, do you know where I can find thematic compiltaions of those? <a href="https://idealessayhelp.blogspot.com/">idealessayhelp.blogspot.com</a> <a href="https://quicklyessaywritingservice.blogspot.com/">quicklyessaywritingservice.blogspot.com</a> https://intensewritingservice.blogspot.com/ https://writingservice202.blogspot.com <a href="https://highqualityessay80.blogspot.com/">highqualityessay80.blogspot.com</a>

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Recent problems :
(All problems are in the Training section)

  • Two trains of length 300m and 250m are moving. Each train has a speed of 85 km per hour and moving in the opposite direction. How long will it take for them to pass each other?
  • A plane flies horizontally with a speed V=470 m/s. A man hears the noise of the plane 21 seconds after the passage of the plane above him. From what height flies the plane? Speed of sound: C = 330 m/s.
  • An object falls freely of a height h=490 meters. What distance is it going to fall during the last 2 seconds of fall?