(8) What is the least number Which after increasing by 8 is exactly divisible by
By 18, 28 and72 ?
(a) 496
(c) 504
(b) 500
(d) 508
What is the answer
(8) What is the least number Which after increasing by 8 is exactly divisible by
By 18, 28 and72 ?
(a) 496
(c) 504
(b) 500
(d) 508
What is the answer
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Answer:
(c)504
Step-by-step explanation:
18=2×3×3
18=2×3×3 28=2×2×7
18=2×3×3 28=2×2×772=2×2×2×3×3
18=2×3×3 28=2×2×772=2×2×2×3×3LCM=2×2×2×3×3×7=504
18=2×3×3 28=2×2×772=2×2×2×3×3LCM=2×2×2×3×3×7=504∴504 is the least number which is divisible by 18, 28 and 72.