643145312143174312931 In the above series, how many 3’s are there such that 1 comes after and 4 comes before? |
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(a) |
5 |
(b) |
4 |
(c) |
3 |
(d) |
2 |
643145312143174312931 In the above series, how many 3’s are there such that 1 comes after and 4 comes before? |
|||||||
(a) |
5 |
(b) |
4 |
(c) |
3 |
(d) |
2 |