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Maths Puzzle
Numerical Ability
How many ounces each of a 12% alcohol solution and a 30% alcohol solution must be combined to obtain 60 ounces of an 18% solution?
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book Other Question
In degrees, the sum of the measure of the complement of an angle and the measure of the supplement of the angle is more than 200, but 5 times the measure of the angle exceeds the m
a= -8, b= +6 d= -3, x= -4 y=5, = equals -1
-3/4 (ab)
Find the numerical value.