gaviniscoolninja gaviniscoolninja
  • 03-10-2016
  • Mathematics
contestada

10 is 40% of what number

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DanielTako
DanielTako DanielTako
  • 03-10-2016
25 is the 40% of 10. 
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faizu
faizu faizu
  • 03-10-2016
let the unknown number be a ..
40% of a = 10
=> 40/100a = 10
=> 2/5a = 10 
=> 2a = 10 * 5 
=> a = 50/2 
=> a = 25 

so 10 is 40% of 25 ..

Hope it helps !!
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