hard · GMAT Quant
Two microprocessor cores operate at clock frequencies F_A and F_B megahertz. The greatest common divisor of F_A and F_B is 40, and their least common multiple is 3360. If F_A < F_B, F_A + F_B is a multiple of 100, and F_A > 100
What is the value of F_B - F_A?
- 680
- 840
- 1000
- 3320
- 3400
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