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Maths Puzzle
Logical Reasoning
General Mental Ability
next door to me live four brothers of different heights.Their average height is 74 inches.Difference in heights amongst first three is 2 inches.Difference between third and fourth men is 6 inches.Can you tell how tall is each brother?
Read Solution (Total 4)
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- let the heights be x,x+2,x+4,x+10
then (x+x+2+x+4+x+10)/4=74
x=70
so heights are 70,72,74,80...... - 10 years agoHelpfull: Yes(4) No(1)
- total height=74*4=296
let A=x,B=x-2,C=x-4,D=x-10
x+x-2+x-4+x-10=296
x=78
so, A=78,B=76,C=74 and D=68 - 10 years agoHelpfull: Yes(1) No(2)
- hightes are 70 ,72,74,60
- 9 years agoHelpfull: Yes(1) No(0)
- last brother is 74-6=68
3rd brother is 74
2nd brother is 74+2=76
1st brother is 76+2=78 - 9 years agoHelpfull: Yes(0) No(0)
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