Science, asked by zamkhan, 4 months ago

133. The approximate ratio of strength of cement concrete at 3 months to that at 28 days of curing
is
(a) 1.15
(6) 1.30
(c) 1,0
(d) 0.75

Answers

Answered by mikamaangat0677

0

0.75 but I'm not sure

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Answered by reyazlone100

0

Answer:

a) 1.15

Explanation:

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