Solution:The pattern followed here is :(1st number ร 5) - 3 = 2nd number
(12, 57) โ {(12 ร 5) - 3} โ 60 - 3 = 57
(16, 77) โ {(16 ร 5) - 3} โ 80 - 3 = 77
Similarly,
(8, 37) โ {(8 ร 5) - 3} โ 40 - 3 = 37
Hence, "(8, 37)" is the correct answer.