A person walks 8 km towards North, then turns right and walks 6 km, then turns right and walks 8 km. In which direction is he from the starting point? MCQ with Answer and Explanation

Explanation:
Prime numbers series. Next after 23 is 29.

Explanation:
All multiples of 11. No odd one.

Explanation:
The series follows the pattern of adding consecutive even numbers starting from 4: 2+4=6, 6+6=12, 12+8=20, 20+10=30, 30+12=42. Alternatively, n(n+1): 1×2=2, 2×3=6, 3×4=12, 4×5=20, 5×6=30, 6×7=42.