y is older than x by 7 years 15 years back x's age was 3/4 of y's age. There present age are
Answers
Answered by
76
y=x+7
=> x=y-7
(y-15)*3/4=x-15
(y-15)*3/4=(y-7)-15
3y-45=4y-88
y=43
x=y-7=43-7=36
clearly 15 yrs earlier y was 28 yrs old and x was 21 yrs old also as given in question
3/4*y=4)4*28= 21 yrs
=> x=y-7
(y-15)*3/4=x-15
(y-15)*3/4=(y-7)-15
3y-45=4y-88
y=43
x=y-7=43-7=36
clearly 15 yrs earlier y was 28 yrs old and x was 21 yrs old also as given in question
3/4*y=4)4*28= 21 yrs
Answered by
7
Answer:
y= x+7
x = y - 7
(y-15) 3/4 = x-15
(y -15 ) 3/4 = y-7 -15
y = 43
x= 43-7
x = 36
Similar questions