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The following question consists of two statements I and II are given below. You have to decide whether the data provided in the statements are sufficient to answer the question.

What is the two-digit number?

I. The difference between the two digits is 9.

II. The sum of the digits is equal to the difference between the two digits.

(a) The data in statement I alone was sufficient to the answer the question while II alone not sufficient to the answer the question.

(b) The data in statement II alone are sufficient to answer the question while data in statement I alone are not sufficient to answer the question.

(c) The data in statement I alone or in statement II alone are sufficient to answer the question.

(d) The data in both statements I and II are not sufficient to answer the question.


Question ID - 54302 | Toppr Answer

The following question consists of two statements I and II are given below. You have to decide whether the data provided in the statements are sufficient to answer the question.

What is the two-digit number?

I. The difference between the two digits is 9.

II. The sum of the digits is equal to the difference between the two digits.

(a) The data in statement I alone was sufficient to the answer the question while II alone not sufficient to the answer the question.

(b) The data in statement II alone are sufficient to answer the question while data in statement I alone are not sufficient to answer the question.

(c) The data in statement I alone or in statement II alone are sufficient to answer the question.

(d) The data in both statements I and II are not sufficient to answer the question.

1 Answer - 5876 Votes

3537

Answer Key : (a) -

I. Two digits with difference 9 are 9 and 0. And, the two-digit number formed using 9 and 0 is 90.

II. Let the ten’s and unit’s digits be  and  Then,

.

So, ten’s digit cannot be determined,

Thus, I only gives answer, while II does not.



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