Q: In how many different ways can the letters of the word 'EXTENT' be arranged?
Options:
(A) 250
(B) 180
(C) 300
(D) 310
(E) 360
A: (B)
Explain how we arrive at this answer:
Explanation: Number of ways = 6!/2!2! = 6X5X4X3X2X1/2X1X2X1 = 180