CAT 1994QA Question 31

2 Variable EquationsEasy

Data is provided followed by two statements – I and II – both resulting in a value, say I and II.

As your answer,
Type 1, if I > II.
Type 2, if I < II.
Type 3, if I = II.
Type 4, if nothing can be said.

Nineteen years from now Jackson will be 3 times as old as Joseph is now. Johnson is three years younger than Jackson.
I. Johnson’s age now.
II. Joseph’s age now.

Answer & solution

Correct answer: 4

Answer: 4

Solution

Since the ages of none of them is mentioned and we have two equations and three unknowns.
Hence, we cannot say anything about the ages of any of them.

Related 2 Variable Equations questions

See all Simple Equations questions →
CAT 1994 QA Q31: Data is provided followed by two statements &ndash; I and II &ndash; both resulting in a value, say I and II. — Solution | TheCATExam