exam
Maths Puzzle
Numerical Ability
(b^2 x b^-3/4 divided by y ^2/3)^-6
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exam Other Question
quadratic equations-word problem
Chris cuts half a rectangular lawn, 40m by 30m, by mowing strips around the perimeter. Jerri cuts the small rectangle left. How wide a strip does Chris cut so that they share the work equally?
I need help solving this problem:
6y+1<39