ACT MATH · Pre-Algebra & Number · Foundations
Pre-Algebra & Number: A math dollar bill is split equally among math people. What does each pay?
Fractions, LCM/GCD, exponents.
Try the problem
A dollar bill is split equally among people. What does each pay?
Hint and answer
Concept to use
$\mathrm{lcm}(a,b)=\frac{ab}{\gcd(a,b)}$.
Hint
Divide 72 by 9.
Answer
8
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