exam
Maths Puzzle
Numerical Ability
Add or subtract. Factor and simplify
3x^2+2x-5 + 2x^2-x+6
5x+1 + 5x+1
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exam Other Question
Jim is able to sell a hand-carved statue for $670 which was a 35% profit over his cost. How much did the statue originally cost him?
I need help on what formula to use i though
Soybean meal is 16% protein, cornmeal is 8% protein. How many pounds of each should be mixed togeather in order to get a 320 lb mixture that is 14% protein?
Soybean=
Coenmeal=