The value of is 1/20 + 1/30 + 1/42 + 1/56 + 1/72 + 1/90 is – McqOptions

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1.	The value of is 1/20 + 1/30 + 1/42 + 1/56 + 1/72 + 1/90 is
A.	1/10
B.	3/5
C.	3/20
D.	7/20
Answer» D. 7/20

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