Question

Three brands A, B and C of biscuits are available in packets of 12, 15 and 21 biscuits respectively. fa
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?

Please ans. batao​

Answer 1

Answer:

This is biased on LCM property. So, find the LCM of 12,15 and 21.

∴ The LCM of 12,15 and 21=2×2×3×5×7=420

Thus, required minimum number of packet of each brand

brand A=

12

420

=35

brand B=

15

420

=28 s

brand C=

21

420

=20