anonymous
  • anonymous
A ball is released from a height of 180 meters. In the 1st second, the ball drops 5 meters, in the 2nd second 15 meters, in the 3rd second 25 meters, and so on. How much time will the ball take to hit the ground?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
@ganeshie8
anonymous
  • anonymous
4 seconds 5 seconds 6 seconds 7 seconds
welshfella
  • welshfella
here is the series 5,15,25

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More answers

anonymous
  • anonymous
yes it is going up by 10 per second
welshfella
  • welshfella
each term is obtained form the last by adding 10
anonymous
  • anonymous
but it would take more then 7 seconds to hit the ground...
welshfella
  • welshfella
so if you keep going up the series adding as you go along until you get to 180 you'll get your answer
anonymous
  • anonymous
Ohh, its 6 I get it thanks
welshfella
  • welshfella
75 in in 4 seconds 120 in 5 seconds 175 in 6 seconds so ?
anonymous
  • anonymous
5+15+25+35+45+55=180
welshfella
  • welshfella
yes you are right i miscalculated somewhere
anonymous
  • anonymous
Its okay I did same thing last time lol
welshfella
  • welshfella
yes - shows we are human anyway!

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