Two trees are there. One grows at 3/5 of the other in 4 years, total growth of trees is 8 ft. what growth will smaller tree will have in 2 years?
Submitted by: AdministratorAnswer should be 1.5 !!!
Let the trees be x,y
from question : -
eq1 is x = 3/5 (y)
eq2 after 4 yrs,
x+y = 8
from the 2 equations we get y = 5 and x = 3
according to our equation x= 3/5(y) -> x is the smaller tree.
In 4 yrs x grows 3ft
In 2 yrs x grows ?ft
Ans = 1.5ft.
Submitted by: Administrator
Let the trees be x,y
from question : -
eq1 is x = 3/5 (y)
eq2 after 4 yrs,
x+y = 8
from the 2 equations we get y = 5 and x = 3
according to our equation x= 3/5(y) -> x is the smaller tree.
In 4 yrs x grows 3ft
In 2 yrs x grows ?ft
Ans = 1.5ft.
Submitted by: Administrator
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