XAT 2014Quantitative AbilityNumber SystemsMEDIUM+1 / −0.25

Consider four natural numbers: x, y, x + y, and x - y. Two statements are provided below:
I. All four numbers are prime numbers.
II. The arithmetic mean of the numbers is greater than 4.
Which of the following statements would be sufficient to determine the sum of the four numbers?

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XAT 2014Quantitative AbilityNumber SystemsMEDIUM+1 / −0.25

Select an option to reveal the answer and explanation

Practice the full paper

Attempt XAT 2014 Question Paper with real exam interface and instant grading.

Consider four natural numbers: x, y, x + y, and x - y. Two statements are provided below:I. All four numbers are prime numbers.II. The arithmetic mean of the numbers is greater than 4.Which of the following statements would be sufficient to determine the sum of the four numbers?