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GATE CS 2022 : General Aptitude -1

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Question 1

If x2-y2=702, how many ordered pairs of solutions for x and y exist such that x, y are natural numbers.

Question 2

The number that should come in place of in the following series is______.

8, 6, 9, 23, 87, ?

Question 3

Which number does not belong in the series below?

2, 5, 10, 17, 26, 37, 50, 64

Question 4

The wrong number in the series is
11, 5, 20, 12, 40, 26, 74, 54

Question 5

If , then the value of  is

Question 6

Find two natural numbers whose sum is 171 and whose least common multiple is 266.
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Mar 9GATE & PSU CS