exam
Maths Puzzle
Numerical Ability
A cement pipe has an outside diameter of 11 1/4 in.and a wall thickness of 1 1/8 in. What is the inside diameter of the pipe?
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exam Other Question
Solve and check the equation for X
x/6 - x/8 = 1
This equation to me does nto equal 1:
x - x = 0
6 - 8 = -2
The equation should be -2 correct?
I am having problem,s with this problem
Solve equations for X
x^2+4x+4=7
Thank a million for the help