exam
Maths Puzzle
Numerical Ability
A doctor prescribes an oitment that is 2% hydrocortisone. A pharmacist has 1% and 5% concentrations in stock. How much of each should she use to make a 1-ounce tube
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exam Other Question
how do you graph y=-1/3x+4
for each line discrbed find an equation of the line in slope intercept form and in standard form.
through (4,-2)and perpendiculap to the line (3,7) and (5,6)