What is the difference between the two digits in a two digit number I The sum of the two digits is 8...........

Quantitative Aptitude (RRB NTPC) Data Sufficiency

What is the difference between the two digits in a two-digit number?

I. The sum of the two digits is 8.

II. 1/5 of that number is 15 less than 1/2 of 44

If the data in statement I alone is sufficient to answer the question.

If the data in statement II alone is sufficient to answer the question.

If the data either in statement I alone or statement II alone are sufficient to answer the question.

If the data given in both I and II together are not sufficient to answer the question.

If the data in both the statements I and II together are necessary to answer the question.

Statement I not sufficient
From statement II,
1/5 * x = 1/2 *44 -15
x = 35, Difference between the two digits is = 2

Hence, option 2 is the correct answer.

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