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Maths Puzzle
Numerical Ability
A rectangular field is three times as long as it is wide. if the perimeter of the field is 400 yards, what are the field`s dimentions?
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book Other Question
A chef needs to mix a 45% fat content cheese with a 20% fat content cheese to obtain 30 grams of a cheese mixture that is 30% fat. How many grams of each kind of cheese must be used?
We need help solving the following equation:
x^2-8x=2
Thank You for your help