Anwar has 4 pens and pencils and Anis has 6 pencils. How many pens should Anwar give to Anis so that the ratio of pen to pencil for both of them becomes the same?
A. 1
B. 2
C. 3
D. none of these
সঠিক উত্তরঃ
D.
none of these
Explanation:
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