Number System
Basic Numeracy & Data Interpretation · PYQ 2024
Let p, q, r and s be distinct positive integers. Let p, q be odd and r, s be even. Consider the following statements:
1.(p-r)^2(qs) is even.
2.(q-s)q^2 s is even.
3.(q+r)^2(p+s) is odd.
Which of the statements given above are correct?