renielrabanal renielrabanal

14-04-2016
Mathematics

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55% of what number is 77?

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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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