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1 mark

If the first and third letters in the word NECESSARY were interchanged, also the fourth and the sixth letters, and the seventh and the ninth letters, which of the following would be the seventh letter from the left?

  1. A
    A
  2. B
    Y
  3. C
    R
  4. D
    E

Solution & Step-by-step Explanation

Let's write out the word with its original positions:


Now, perform the operations step-by-step:

1. Interchange 1st and 3rd letters (N and C):



2. Interchange 4th and 6th letters (E and S):



3. Interchange 7th and 9th letters (A and Y):



Let's locate the 7th letter from the left in the newly formed word:



The 7th letter from the left is Y.

Practice this question

Try it yourself before checking the explanation above.

If the first and third letters in the word NECESSARY were interchanged, also the fourth and the sixth letters, and the seventh and the ninth letters, which of the following would be the seventh letter from the left?
A
A
B
Y
C
R
D
E

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