1 . The average attendance of a college for the first three days of a week is 325 and first four days is 320. How many were present on the fourth day?
- A. 300
- B. 315
- C. 305
- D. 350
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Officer (General) |-Sonali | Janata | Bangladesh Krishi_Bangladesh Development bank ২৪.০৫.২০১৯
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