If p : q : r = 1 : 2 : 4, then 5p2 + q2 + r2 is equal to – McqOptions

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1.	If p : q : r = 1 : 2 : 4, then 5p2 + q2 + r2 is equal to
A.	5
B.	2q
C.	5p
D.	4r
Answer» D. 4r

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