state gov Allahabad High Court Group C Mock Test Series 2024 Quantitative Aptitude Algebra Linear Equation in 1 Variable
Consider the following statements:
1) Unit digit in 17174 is 7.
2) Difference of the squares of any two odd numbers is always divisible by 8.
3) Adding 1 to the product of two consecutive odd numbers makes it a perfect square.
Which of the above statements are correct?
1
1, 2 and 3
2
1 and 2 only
3
2 and 3 only
4
1 and 3 only