CAT DILR Questions | CAT Data Sufficiency questions

Comprehension

Directions for Questions: These questions are based on the information given below.

Each item has a question followed by two statements, Mark

 

CAT/1995

Question . 105

What is the first term of an arithmetic progression of positive integers?

I. Sum of the squares of the first and second term is 116

II. The fifth term is divisible by 7.

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Explanatory Answer

Method of solving this CAT DILR Question from Data Sufficiency question

(d) (II) is useless

(a) (I) shows that the two integers on squaring add up to 116 < 11²

which means the integers are less than 10.

We further find that the nos. are 10 and 4.