renielrabanal
renielrabanal
14-04-2016
Mathematics
contestada
55% of what number is 77?
Respuesta :
apologiabiology
apologiabiology
14-04-2016
percent means parts out of 100
55%=55/100=0.55
'of' means multiply
'is' means =
55% of what is 77
0.55 times what=77
divide both sides by 0.55
what=140
the number is 140
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