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The Largest 4 Digit Number Exactly Divisible By 5, 6 And 7 Is? |
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Answer» The REQUIRED number must be divisible by L.C.M. of 5,6 and 7. L.C.M. of 5, 6 and 7 = 5 X 6 x 7 = 210 Let us divide 9999 by 210. 210) 9999 (47 840 ---- 1599 ---- 129 Required number = 9999 – 129 = 9870. The required number must be divisible by L.C.M. of 5,6 and 7. L.C.M. of 5, 6 and 7 = 5 x 6 x 7 = 210 Let us divide 9999 by 210. 210) 9999 (47 840 ---- 1599 1470 ---- 129 Required number = 9999 – 129 = 9870. |
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