The number of arrangements that can be made with the letters of the word JOHNNIE so that the vowels occupy the even places? Options:  A) A)122  B) B)134  C) C)144  D) D)156  E) E)176
Explanation:   The word JOHNNIE has 7 letters of which 3 are vowels.   -V-V-V-   As the vowels have to occupy even places, they can be arranged in the 3 even places in 3! i.e., 6 ways. While the consonants can be arranged among themselves in the remaining 4 places in 4! i.e., 24 ways.   Hence the total ways are  24 * 6= 
<gadget id="calculator"> 24 * 6</gadget>
<output>144</output>
144.   144
<result>C</result>
The number of arrangements that can be made with the letters of the word JOHNNIE so that the vowels occupy the even places?