if 12 ( 20 ) 16 and 21 ( 35 ) 28, then what is value of A in 48 ( 80 ) – McqOptions

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1.	if 12 ( 20 ) 16 and 21 ( 35 ) 28, then what is value of A in 48 ( 80 ) A ?
A.	64
B.	72
C.	50
D.	56
Answer» B. 72

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