exam Maths Puzzle Numerical Ability

if GI = 3, IH = 8, JK = 10, what is JI (if it is longer than IK)?

Read Solution (Total 0)

exam Other Question

Choose values of x, then simplify it correctly.
10x^2-30x+20/x^2-1
I did something wrong on that one, maybe someone could show me how it works. GIVEN: AB=BC,AD=DE,BC=AD
PROVE: DE=AB