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Maths Puzzle
Numerical Ability
can someone tell me the answer to this question:
Which common graph looks like a really wide, short "S" ?
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Rational Expressions
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7 + [1/(x - 5)]
Jack invests $1000 at a certain annual interest rate, and he invests another $2000 at an annual rate that is one half percent higher. If he receives a toal of $190 interest in one