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Each question below is followed by two statements I and II. You are to determine whether the data given in the statement is sufficient for answering the question. You should use the data and your knowledge of Mathematics to choose between the possible answer.

(a)

If the statement I alone is sufficient to answer the question but the statement II alone is not sufficient.

(b)

If the statement II alone is sufficient to answer the question, but the statement II alone is not sufficient.

(c)

If both statements I and II together are needed to answer the question.

(d)

If either the statement I alone or statement II alone is sufficient to answer the question.

(e)

If you cannot get the answer from the statements I and II together but needed more data.

What is the average age of C and D?

I:

The ratio between one-fifth of C’s age and one-fourth of D’s age is 1 : 2

II:

The product of their ages is 20 times of D’s age.


Question ID - 53721 | Toppr Answer

Each question below is followed by two statements I and II. You are to determine whether the data given in the statement is sufficient for answering the question. You should use the data and your knowledge of Mathematics to choose between the possible answer.

(a)

If the statement I alone is sufficient to answer the question but the statement II alone is not sufficient.

(b)

If the statement II alone is sufficient to answer the question, but the statement II alone is not sufficient.

(c)

If both statements I and II together are needed to answer the question.

(d)

If either the statement I alone or statement II alone is sufficient to answer the question.

(e)

If you cannot get the answer from the statements I and II together but needed more data.

What is the average age of C and D?

I:

The ratio between one-fifth of C’s age and one-fourth of D’s age is 1 : 2

II:

The product of their ages is 20 times of D’s age.

1 Answer - 5876 Votes

3537

Answer Key : (c) -

I. we have,

II. We have, 20(as

Let age be years and age = years and

age=20 years,  age=32 years

∴ Average age of and  years

Thus I and II together give the answer

∴ Choice (c) is correct answer.



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