exam Maths Puzzle

In how many different ways can the letters of the word 'LEADING' be arranged in such a way that the vowels always come together?

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exam Other Question

While packing for a business trip Mr. Debashis has packed 3 pairs of shoes, 4 pants, 3 half-pants,6 shirts, 3 sweater and 2 jackets. The outfit is defined as consisting of a pair of shoes, a choice of "lower wear" (either a pant or a half-pant), a choice of "upper wear" (it could be a shirt or a sweater or both) and finally he may or may not choose to wear a jacket. How many different outfits are possible?

A.

567

B.

1821

C.

743

D.

1701
In how many ways can the letters of the word 'LEADER' be arranged?