arithmetic - manjus grandfather was 8 times older to her 16 years ago he would be 3 times of her age 8 years from now eight years ago what was the ratio of manjus age to that of her grandfather - skillgun

Solution: 16 years ago, let Manju's age=x years and grandpa = 8x years.
After 8 years from now, Manju=x+16+8 years and grandpa=8x+16+8 years.
.'. 8x+24=3(x+24) => 5x=48.
8 years ago, Manju x+8 48/5 + 8 88 11
---------- = ------ = -------------- = ------ = ---- .
grandpa 8x+8 8*48/5 + 8 424 53