exam
Maths Puzzle
Numerical Ability
The second angle of a triangle is 3times the first and third is the 12 less than twice the first . Find the measure if the angles .
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exam Other Question
Add this problem with unlike denominators:
4xy/x2-y2 + x-y/x+y
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Venture capital Henry invested $12,000 in a new restaurant. When the restaurant was sold two years later, he received $27,000. Find his average annual return by solving the equation 12,000(1 + r)²=27,000