The average of 10 numbers is X and one of the number is 38. If 38 is r – McqOptions

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1.	The average of 10 numbers is X and one of the number is 38. If 38 is replaced with 19, then what will be the new average?
A.	Xâ€“ (1/2)_x005F_x000D_
B.	XÂ â€“ (1/19)_x005F_x000D_
C.	XÂ â€“ (19/10)_x005F_x000D_
D.	XÂ â€“ (19/9)
Answer» D. XÂ â€“ (19/9)

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