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D is a point on AC of DeltaABC such that...

D is a point on AC of `DeltaABC` such that `AD:DC=3:2,` If the area of the `DeltaABC` be 40 sq cm, then the area of the `DeltaBDC` is

A

16 sq-cm

B

24 sq-cm

C

30 sq-cm

D

36 sq-cm

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