The concrete mix of grade M 25 means that the compressive strength of – McqOptions

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1.	The concrete mix of grade M 25 means that the compressive strength of 15 cm cubes at 28 days after mixing is
A.	15 N/mm2
B.	20 N/mm2
C.	25 N/mm2
D.	30 N/mm2
Answer» D. 30 N/mm2

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