The concrete may be accepted if the average equivalent cube strength o – McqOptions

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1.	The concrete may be accepted if the average equivalent cube strength of the cores, is at least 85% of the cube strength of the concrete grade at the specified age and no individual core possesses strength less than
A.	90%
B.	85%
C.	80%
D.	75%
E.	70%
Answer» E. 70%

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