prime numbers ugc net paper1

Mathematical reasoning about father-son ages

Q.1: The ratio of the present ages of A and B is 4:5. After 6 years, their ages will be in the ratio 6:7. What […]

Logical Reasoning and Number Series for UGC NET Paper-1 Q.1: 1, 2, 6, 7, 21, 22, 66, ? a) 67 b) 70 c) 132 d) […]