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Maths Puzzle
Numerical Ability
do the formulas for the area of a circle and the circumfrence of a circle represent linear relationships?
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book Other Question
(c-2b)2squared + d
when a=1,b=-2, c=3, and d=-4
Nicole has $3.15 in nickles, dimes and quarters. She has 3 more nickles than quarters and two times as many dimes as quarters. How many coins of each kind does she have? Show Equation.