How many pairs of consecutive letters can be formed from the word “TELEVISION” such that sum of the positional values of the letters of the pairs is greater than the positional value of the next letter in the series?

How many pairs of consecutive letters can be formed from the word “TELEVISION” such that sum of the positional values of the letters of the pairs is greater than the positional value of the next letter in the series? Correct Answer Seven

Given word: TELEVISION

Their mapping with places is as shown,

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Among the letters, there exists following pairs which satisfy the given condition.

T + E > L = 20 + 5 = 25 > 12

E + L > E = 5 + 12 = 17 > 5

E + V > I = 5 + 22 = 27 > 9

V + I > S = 22 + 9 = 31 > 19

I + S > I = 9 + 19 = 28 > 9

S + I > O = 19 + 9 = 28 > 15

I + O > N = 9 + 15 = 24 > 14

Thus, a total of seven pairs satisfy the given condition.

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