The HCF and LCM of 12,21,15 respectively are
(a)3,140 (b)12,420
(C)3,420 (D)420,3
Answers
Answered by
17
Answer:
option (c) is the correct answer.
Step-by-step explanation:
I hope u understand.
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Answered by
12
option (c)
3,420
Step-by-step explanation:
given numbers :
12 , 21, 15
factors of
12 = 2×2×3
21 = 3×7
15=3×5
then HCF is = 3
LCM = 3×7×5×2×2
LCM = 420
hence HCF and LCM of 12,21,15 are
option (c)
3,420
#Learn more:
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