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Maths Puzzle
If 1=25
2=35
3=55
4=65
5=95
6=?
Read Solution (Total 4)
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- 1=25(5*5)
2=35(5*7)
3=55(5*11)
4=65(5*13)
5=95(5*19)
6=115(5*23)
5,7,11,13,19,23 all are prime numbers..
so 115 is the answer.. - 11 years agoHelpfull: Yes(4) No(0)
- 25+10=35
35+20=55
55+10=65
65+30=95
95+10=105
and next
105+40=145
answer will be 105 - 11 years agoHelpfull: Yes(0) No(2)
- 35-25=10
55-35=20
65-55=10
95-65=30
so required no is 95+10=105 - 11 years agoHelpfull: Yes(0) No(2)
- 105. because 35-25=10, 55-35=20, 65-55=10 again, 95-65=30. so the next no may be 105. so that 105-95=10.
- 11 years agoHelpfull: Yes(0) No(0)
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