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Maths Puzzle
Numerical Ability
the radius of a circle is shown. wich method would you use to find the diameter of the circle?
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Tutor Could you help me please convert this problem to radical notation..Thank you!
7 square root 18^3
Someone invested $24,00 at 8% and the rest at 7.2%. How much did they invest at each same rate if their income from 8% is 2/3 that of 7.2%