2.3.4.15.12
3.4.5.28.20
4.5.6.45.30
5.6.7.66.42
6.7.8.??.56
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Answer Posted / raghavendra j
15+13=28
28+(13+4)=28+17=45
45+(17+4)=45+21=66
66+(21+4)=66+25=91
| Is This Answer Correct ? | 4 Yes | 0 No |
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