question_answer

A cow grazed a circular park of \[\frac{\mathbf{2}}{\mathbf{5}}\mathbf{th}\] of the areas was wet, \[\frac{\mathbf{7}}{\mathbf{15}}\mathbf{th}\] of the area was dry and \[\frac{\mathbf{1}}{\mathbf{21}}\mathbf{st}\] was green. If the remaining area of \[18{{m}^{2}}\] was dug then find the area of the park, which was dry?

A) \[98\text{ }{{m}^{2~}}\]

B) \[~119\text{ }{{m}^{2}}\]

C) \[147\text{ }{{m}^{2}}\]

D) \[~84\text{ }{{m}^{2}}\]

E)  None of these