after 12 years manoj will be 3 times as old as he was 4 years ago. find its present age
- raju is 19 yrs younger than his cousin. after 5 years, their ages will be in the ratio 2:3. find their present ages ????
i cant get this answer plsssssssssss solve it fast
a circular plot of ground of radius is 42m is surrounded by a circular ring of grss plot. find the width of a grass plot. if the area = that of the circular plot?