Solution:The pattern followed here is :{(1st number ร 9) - 8} = 2nd number
(42, 370) โ {(42 ร 9) - 8} โ 378 - 8 = 370
(57, 505) โ {(57 ร 9) - 8} โ 513 - 8 = 505
Similarly,
(29, 253) โ {(29 ร 9) - 8} โ 261 - 8 = 253
Hence, "(29, 253)" is the correct answer.