How many different letter arrangements can be made from the letters of the word RECOVER?
Choose one:	A) 1210	B) 5040	C) 1260	D) 1200	E) None of these
Possible arrangements are :   7!/2!×2!=1260 [division by 2 times 2! is because of the repetition of E and R]   Answer 1260
<result>C</result>
How many different letter arrangements can be made from the letters of the word RECOVER?