Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Number System Divisibility and Remainder
Find the greatest value of (a + b)2 such than an 8-digit number 6181a12b is divisible by 72.
1
64
2
81
3
289
4
More than one of the above
5
None of the above