In a supermarket there are six different Chocos packets four different Biscuit packets and two diffe...........

Quantitative Aptitude(IBPS RRB PO) Permutation & Combination

In a supermarket, there are six different Chocos packets, four different Biscuit packets and two different Namkeen packets are to be arranged on a shelf so that the Chocos packet stand together, the Biscuit packet stand together and the Namkeen packet stand together. How many such arrangements are possible?

203760

207360

260730

270630

270360

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Explanation:

8. The Chocos packets can arranged among themselves in 6! ways, the Biscuit packet in 4! ways and Namkeen packet in 2! ways and there are three groups which can be arranged in 3! ways.

∴ Reqd. number of arrangements = 6! 4! 2! 3! = 720 × 24 × 2 × 6 = 207360

Hence, option B is correct.