exam
Maths Puzzle
Numerical Ability
In a design the ratio of grey to black is 3:1
what percentage of the design is black?
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exam Other Question
Please help me tutors! Can someone out there graph this?
x>2 I know how to do it, I just don't have the resourses to graph it. please help me.
a^2 + b^2 =c^2; for b