mercoledì 24 febbraio 2016

GARA DI BACHECA 2015 2016: QUESITO N°12

COUSIN

pt.10
Two years ago Pete was three times as old as his cousin Claire. Two years before that, Pete was four times as old as Claire. In how many years will the ratio of their ages be 2 : 1?

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scade il 8 marzo

RISPOSTA QUESITO N°11: 40
 
HANNO RISPOSTO CORRETTAMENTE al quesito 11: (20PT)  Fares Hasan 1CS, Luna Franco 1AS, Viviana Poli 1Es, Arianna De Nadai 1Bc