the difference between age of two men is 8 years 16 years ago there ages were in ratio 3:2.the percent age of elder is .??
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let the 1st and 2nd man be x and y respectively.
it is given that
x – y = 8
=> x - 8= y
16 years ago their ages
= x-16 = 3
y-16 2
=> 2(x-16) = 3(y-16)
=> 2x - 32 = 3y - 48
=> 2x - 3y = -48+32
=> 2x - 3y = -16
=> 2x - 3(x - 8) = -16
=> 2x - 3x + 24 = -16
=> -x = -16-24
=> -x = -40
=> x = 40
hence, the elder one is 40 years old.
I hope this answer helps you.
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