medium · GMAT Quant
A financial risk engine computes exposure weights using ratios dfracp1,800, where p is a positive integer with p ≤ 1,800. An exposure weight is valid if dfracp1,800 is a terminating decimal and p is an odd integer.
How many positive integers p ≤ 1,800 satisfy both requirements?
- 50
- 100
- 200
- 400
- 900
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