Answers

2016-06-15T21:35:16+08:00
P=Pens
F=friends
NP=no. of pens

NP=P*F
NP=3*4 
NP=12

..i think.?
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2016-06-15T21:36:21+08:00

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Let x be the number of pens in the box

x/4 = 3
Use cross multiplication, and x = 12

Therefore, there were 12 pens in the box
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