Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Number System Divisibility and Remainder
If the 9-digit number 9386x378y is divisible by 72, then what is the value of \(\frac{{{x^2} + {y^2}}}{{{x^2} - y{}^2}}?\)
1
\(17\over 8\)
2
\(13\over 5\)
3
\(41\over 9\)
4
More than one of the above
5
None of the above