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Question

Select the set in which the numbers are related in the same way as are the numbers of the following set.
(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 - Operations on 13 such as adding /subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is NOT allowed)
(40, 10, 150)
(65, 35, 150)

The correct answer is
(55, 10, 225)

Number Set Relation: Finding the Pattern

The question asks us to identify a relationship between the three numbers in a given set and find the option that follows the same relationship.

Identifying the Pattern

Let's denote the numbers in a set as $(A, B, C)$. We need to find a mathematical operation involving $A$ and $B$ that results in $C$. The constraint is to operate on whole numbers.

Consider the first given set $(40, 10, 150)$. We test possible operations:

  • $(A + B) \times K = C \implies (40 + 10) \times K = 150 \implies 50 \times K = 150 \implies K=3$.
  • $(A - B) \times K = C \implies (40 - 10) \times K = 150 \implies 30 \times K = 150 \implies K=5$.

Now let's check the second set $(65, 35, 150)$ with the second potential pattern, $(A - B) \times 5 = C$.

  • $(65 - 35) \times 5 = 30 \times 5 = 150$.

The pattern $(A - B) \times 5 = C$ holds true for both given sets.

Checking the Options

We apply the identified pattern $(A - B) \times 5 = C$ to each option:

Option Set (A, B, C) Calculation Result Matches C?
1 (75, 40, 225) $(75 - 40) \times 5$ $35 \times 5 = 175$ No
2 (30, 12, 120) $(30 - 12) \times 5$ $18 \times 5 = 90$ No
3 (C) (55, 10, 225) $(55 - 10) \times 5$ $45 \times 5 = 225$ Yes
4 (70, 30, 270) $(70 - 30) \times 5$ $40 \times 5 = 200$ No

Option 3 (C) is the only set where the numbers follow the pattern $(A - B) \times 5 = C$.

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Important Questions from Analogy

  1. Select the option that is related to the third number in the same way as the second number is related to the first number.

    12 : 60 :: 16 : ?

  2. Select the option that is related to the third number in the same way as the second number is related to the first number.

    16 : 144 :: 28 : ?

  3. Select the set in which the numbers are related in the same way as are the numbers of the following sets.

    (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 - Operations on 13 such as adding / subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)

    (42, 18, 3)

    (36, 14, 4)

  4. Select the option that is related to the fifth letter-cluster in the same way as the second letter-cluster is related to the first letter-cluster and the fourth letter-cluster is related to the third letter-cluster.

    ABILITY : LIBAYTI : : CHRONIC : ORHCCIN : : HEAVILY : ?

  5. Select the set in which the numbers are related in the same way as are the numbers of the following set.

    (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits.)

    (4, 50, 6)

    (13, 128, 3)

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