exam Maths Puzzle Numerical Ability

For each inequality question solve, graph the set & write interval notation

Q1. 0.3 < 0.2x - 0.9 < 1.5

Q2. |-4| - (-4) + |-20|

Q3. 5x-8 < 2 (2+x) < -2 (1+2x)

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exam Other Question

I wanted to know how to graph the equation of xy=4.
I need to find the center and the equations of the asymptotes.
Thank you sooo much for your help!!!!!!!!
Is this correct?
9/16 converted to a percent is 0.5625=56 percent