SSC JE Civil Engineering 2014 Set 2 Solved Paper

Question : 144 of 200

Marks: +1, -0

Generally the ratio of different ingredients (Cement Sand and aggregate) in concrete mix of grade M20

Solution:

Concrete mix, the ratio of ingredients (cement: fine aggregate: coarse aggregate) for different grade of cement

\table \Grade ,\Proportion;M5 ,01:5:10;M7.5 ,01:4:8;M10 ,01:3:6;M15 ,01:2:4;M20 ,01:5:5;M25 ,01:1:2;M35 ,01:1:3

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