What should come in place of the question mark(?) in this question?
√(5²*7²+12²)
3 2/3 x 4 1/3 x 1 4/7 ÷ 11/12
9999 - 3434 - 2525 + 1313 = ?
168 ÷ 14 ÷ 3 = ?
556 - 441 + 223 - 112 = ?
? X 7/12 X 5/7 X 1/2 = 2500