Answer / prem

its is depend on size. but strength is also depend on grades of concrete in cube.

Answer / srinivas

25% of strength because the surface area is 25%

Answer / nadim shaikh

it mainly depends on compressive strength and not the size.. of the cube

Answer / gaurav kango

The strength of 150×150 mm cubes are more than 300×300 mm cubes size. Because of less size cubes have more compatibility and it take more compressive load .

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