1 . How many positive integers less than ten thousand are multiples of both eight and eighteen.
- A. 70
- B. 72
- C. 138
- D. 139
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জাতীয় নিরাপত্তা গোয়েন্দা সংস্থা-(NSI) Assistant Director- Research officer &- Assistant Programmer-০৮/১০/২০২১
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