Three brands A, B and C of biscuits are available in packets of 12, 15 and 21 biscuits respectively. If a shopkeeper wants to buy an equal number of biscuits, of each brand, what is the minimum number of packets of each brand, he should buy?
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We have to find the LCM
15 ,12,21 3
5,4,7 2
5,2,7
3 × 2 × 5 × 2 × 7
= 420
15 ,12,21 3
5,4,7 2
5,2,7
3 × 2 × 5 × 2 × 7
= 420
Answered by
0
Answer:
=420
Step-by-step explanation:
We have to find the LCM
15 ,12,21 3
5,4,7 2
5,2,7
3 × 2 × 5 × 2 × 7
= 420
or find the HCF
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