CBSE Class 9 Answered
FILL THE PLACES WITH APPROPRIATE LETTERS:ab-bbc-cdddd-
Asked by saksham aggarwal | 10 Jan, 2014, 08:05: AM
Expert Answer
The first letter is coming once and the second letter is coming four times.
In the next position, third letter in alphabetical order is coming thrice and the fourth letter is coming four times and so on.
So, the pattern is :abbbb cccdddd eeeffff.....
Thus, we have, abbbbcccdddde
Answered by Vimala Ramamurthy | 10 Jan, 2014, 08:50: AM
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