JTBunkown
JTBunkown JTBunkown
  • 24-01-2016
  • Mathematics
contestada

13 is 21 percent of what number

Respuesta :

Billymkhoi
Billymkhoi Billymkhoi
  • 25-01-2016
We set up a proportion:13/?= 21/100

Cross multiply:
21*?= 13*100
⇒ ?= 13*100/21= 61.905

13 is 21% of 61.905~
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