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 / jerin
ans:91
2,"3",4 15-'3'=12
3,"4",5 28-8=28-(2*'4')=20
4,"5",6 45-(3*'5')=30
5,"6",7 66-(4*'6')=42
6,"7",8 ??-(5*'7')=56
=>??=56+35=91
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