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Find the greatest 4-digit number which is exactly divisible by each of 12, 18 and 30. (3) |
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Answer» 960Step-by-step explanation:CALCULATE the L.C.M 8, 10 and 12L.C.M of 8, 10, 12 = 2 x 2 x 2 x 3 x 5Hence, LCM of 8, 10, 12 = 120We have to find the greatest 3 DIGIT multiple of 120Therefore, the number is 120 x 8 = 960120 x 10 = 1200120 x 12 = 1440The 1200 and 1440 are not 3-digit numbers.Hence, the greatest 3- digit number exactly divisible by 8, 10 & 12 is 960. thank you.. |
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