exam Maths Puzzle Numerical Ability

Find the lateral surface area if the figure has deminsions of 4cm x 4cm x 3cm x 1cm and the base of the solid is 6cm high.

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exam Other Question

Solve the equation:

3/4x+7/x=4/x-3
I hope u can help me with this .
two angles are supplementary. one angle is 9degrees more than twice the other angle. Find angles.

thank u.