claudiap2629 claudiap2629
  • 11-11-2017
  • Mathematics
contestada

my parents increased my pocket money by 10% and then three months later increased it by further 10%
my father said this was an increase of 21% can you explain this

Respuesta :

orladuffy1 orladuffy1
  • 11-11-2017
You do 1.10x1.10=1.21
This means there is a 21% increase. This is an overall increase, you don't add them
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