Question

In how many ways can the letters of 'REGULATION' be arranged so that the vowels come at
odd places?
(a 14400
(b) 14444
(0) 144252
(d) None of these​

Answer 1

Answer:

here is your answer buddy

Step-by-step explanation:

the correct answer is 14400

please refer the pic.

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Answer 2

Answer:

14,400

Step-by-step explanation:

• REGULATION

• VOWELS= E,U,A,I,O

•CONSONANTS= R,G,L,T,N

• REGULATION IS A TEN LETTER WORD SO THERE ARE TEN PLACES

• IN TEN PLACES THERE ARE 5 ODD PLACES

• 5 VOWELS ARE ARRANGED IN 5 PLACES IN 5! WAYS

• 5 CONSONANTS ARRANGED IN REMAINING 5 PLACES IN 5 ! WAYS

• 5!×5!

• (5×4×3×2×1)×(5×4×3×2×1)

• 120×120

• 14,400