Ans 1: (Master Answer)
(C): Number of stamps Dev has = 108
Number of stamps Dev’s brother has = 3 × 108 = 324
Total number of stamps they both have = 108 + 324 = 432
(C): Number of stamps Dev has = 108
Number of stamps Dev’s brother has = 3 × 108 = 324
Total number of stamps they both have = 108 + 324 = 432