a father is six times as old as his son. After 4years he will be only 4 times as old his son will be .What are their present ages?
Answers
Answered by
103
Let the age of son be x so father's age would be 6x
Second condition
4(x+4)=6x+4
x=6 yrs
Sons age is 6 yrs
Father's age is 36 yrs
Second condition
4(x+4)=6x+4
x=6 yrs
Sons age is 6 yrs
Father's age is 36 yrs
Answered by
57
Present Ages
Father. Son
6x. x
after 4 years
4x
6x+4/x+4 = 4x/x
x(6x+4) = 4x(x+4)
6x²+4x= 4x²+16x
6x²-4x² = 16x - 4x
2x² = 12x
2x = 12
x=6
Son's age= 6 yrs
Father's age = 36
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Father. Son
6x. x
after 4 years
4x
6x+4/x+4 = 4x/x
x(6x+4) = 4x(x+4)
6x²+4x= 4x²+16x
6x²-4x² = 16x - 4x
2x² = 12x
2x = 12
x=6
Son's age= 6 yrs
Father's age = 36
plz mark this brainliest if u find this helpful
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