Can a concrete cube's 7th day test value be higher than it's 28th day?

Concrete testing: Cube test vs Cylinder test - cube test report Sample for test Cubes are properly cured and crushed at the ages of 7, 28 etc Three cubes are crushed at a time and their mean crushing strength is taken as cube testing report How to maintain the register of Cube test report #cubereport #cuberegister #labreport

cube test procedure pdf Sheet1 A, B, C, D, E, F, G, H, I, J, K, L 1, CONCRETE CUBE TEST RESULTS 2 3, Project No Date of Test, Cube Strength, Result of Test, Action Taken for