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For which denominator will EVERY fraction (in lowest terms) give a terminating decimal?

Class 8Rational Numbers as DecimalsRational Numbers
  • A15
  • B12
  • C35
  • D40

Step-by-Step Solution

40 = has only 2s and 5s. 12, 15 and 35 contain 3 or 7, so some fractions with them recur.
Answer: D) 40

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