Question 827617
diameter = 7 cm
radius = 3.5 cm

Volume of cylinder = pi r^2 h

Volume per cm height  = 22/7 * 3.5 *1=11cm^3

11cm^3 = 1 cm of height of the jar

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Volume of cube = 5^3 = 125 cm^3

125/11= height increase

=11.36 cm is the increase in height