exam Maths Puzzle Numerical Ability

graph the linear equalities

3x + 4y <12
x + 3y < 6
x > 0
y > 0

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exam Other Question

Can someone help me on this?

What is the algebriac equation for:

A number less then 50 is 30

Thanks, Lisa
X-3/3< X+1/9

Solve the inequality?