×6 –1, ×5 –1, ×4 –1, ×3 –1
= 935×3–1 = 2804
+ 3, + 6, + 12, + 24, + 48
= 51 + 48 = 99
×1+1, ×2+2, ×3+3, ×4+4, ×5+5,……….
18 × 3 + 3 = 57
Series is
×0.5 + 0.5, ×1+1, ×1.5 + 1.5
So, 9 ×2+2 = 20
Directions: Find out the missing number.
2×1+9 = 11×2+8 = 30×3+7 = 97×4+6 = 394