exam
Maths Puzzle
Numerical Ability
How many pounds of chocolate at $3 per pound and peanuts at $ per pound must be mixed to produce 30 pounds of a party mix worth $2.80 per pound?
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exam Other Question
48. Vinegar has a hydronium-ion concentration of about 3.97 x 10^-3 mole per liter. Determine the pH of vinegar and state whether it is an acid or a base.
put the function in the form
y = a(x-h)² + k
Please show work.