1.

A villager visited in many villages to invite his relatives on his son's marriage from his village Rampur. He went to Kohinoor, the village of his son-in-law, 4 km away in South-East direction of Rampur. From there he went to Kishangarh, the village of his brother-in-law, 3 km away in South of Kohinoor. He then went to Ujalapur, the village of his friend, \[2\sqrt{2}\] km away in west of Kishangarh. How far was Rampur from Ujalapur?

A.  \[(3+2\sqrt{2})\]km      
B.  \[(3-2\sqrt{2})\] km       
C.  \[(4+2\sqrt{2})\] km     
D.  \[(4-2\sqrt{2})\] km
Answer» B.  \[(3-2\sqrt{2})\] km       


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