Seudónimo Seudónimo

01-11-2016
Mathematics

contestada

Eight years from now, bianca will be 50% older than she is now. How old is Bianca

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Аноним Аноним

01-11-2016

I believe that she is 16, because 50% is basically 1/2, so eight is half of how old Bianca is right now, and 16 has the a half of 8.

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Trilogy Trilogy

01-11-2016

She's 16.
(B+8) = B+ 0.5B

B + 8 = (3/2)B

(1/2)B = 8
B= 16 yrs (Bianca's age now)

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