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Maths Puzzle
Numerical Ability
angle a is 4 times as large as angle b and angle c is 20 degrees less than angle b...what does each angle equal?
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How many pounds of chocolates costing $4.60 per pound may be mixed with 6 lb of chocolates costing $5 per pound to produce a mixture that can be sold for $4.90 per pound?
I need to solve this equation: -27.23+x=9.5