Infosys Company Logical Reasoning Number Series

What is the next number in the series? 3, 8, 22, 63, 185, ?
a)426
b)256
c)345
d)350
e)550

Read Solution (Total 3)

e)550

( 1 x 3)-0 =3

(3 x 3) - 1 = 8

(8 x 3) - 2 = 22

(22 x 3) - 3 = 63

(63 x 3) - 4 = 185

(185 x 3) - 5 = 550
13 years agoHelpfull: Yes(9) No(0)

ans>550
3*3=9-1=8*3=24-2=22*3=66-3=63*3=189-4=185*3=555-5=550
9 years agoHelpfull: Yes(2) No(0)
3*3=9;9-1=8;
8*3=24;24-2=22;
22*3=66;66-3=63;

so on
185*3-5=550
6 years agoHelpfull: Yes(0) No(0)

Infosys Other Question

A can hit a target 6 times in 7 shots. B can hit the target 4 times in 5 shots, C can hit 3 times in 4 shots. What is the chance that the target is damaged by exactly 2 shots?
a)18/140
b)30/140
c)40/140
d)50/140
e)54/140 A car left from a Place A at 8.12 am and reached the Place B, 180 miles distant at 11.57 am. What was its average speed in miles per hour?
a)45
b)70
c)48
d)60
e)50