kirkeraraghanasin kirkeraraghanasin
  • 23-10-2016
  • Mathematics
contestada

A drilling machine can drill 12 holes in 6 minutes. if the drilling machine drills at a constant speed, it can drill ___ holes in 25 minutes.

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dashiedash dashiedash
  • 23-10-2016
t would be 50 holes because if you simplify 12 and 6 by 6 that would be 2 hole in every minute. If you apply that to the 25 minutes then the amount of holes would be 50 because the amount of holes would be double the minutes
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Moly42
Moly42 Moly42
  • 23-10-2016
Do a proportion to solve this

[tex] \frac{12}{6} * \frac{x}{25} [/tex]

[tex]6 x = 300 [/tex]

[tex]x = 50 [/tex] holes in 25 minutes
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