ratio 9:8:5 of A B C ages and then sumof Aand Cages56years so get the age of B?
kishan007:
B is 32 year old
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Answered by
2
b will be 32 years old
let the ratio equal to 9x : 8x : 5x
given : 9x + 5x = 56
therfore, x = 4
therefore b = 8x = 32
let the ratio equal to 9x : 8x : 5x
given : 9x + 5x = 56
therfore, x = 4
therefore b = 8x = 32
so eassyyyyy
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what i told you just?
Answered by
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A/C=9/5
=>5A=9C
=>5A/9=C ............(i)
BUT
A+C=56
=>A+5A/9=56
=>(9A+5A)/9=56
14A=504
=>A=36 .............(ii)
NOW A:B=9:8
=>8A=9B
=>8A/9=B
=>B=32
=>5A=9C
=>5A/9=C ............(i)
BUT
A+C=56
=>A+5A/9=56
=>(9A+5A)/9=56
14A=504
=>A=36 .............(ii)
NOW A:B=9:8
=>8A=9B
=>8A/9=B
=>B=32
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