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08-09-2016
Mathematics

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Tracy took 12 pictures during 4 days of vacation. How many days will it take for Tracy to take 21 pictures ?

Respuesta :

08-09-2016

Sounds like Tracy is averaging three photos a day so she would take 21 in seven days

Answer Link

08-09-2016

p=pictures
d=days of vacation
12p=4d
divide both sides by 4 to get
3p=d
3pictures every day
21p=_d, 21/3=7
7 days!

Answer Link

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