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| Question: 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
Answer: < 2 ft.
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| November 11, 2005 21:18:00 |
#2 |
| Murali |
Mainframe Expert Member Since: November 2005 Total Comments: 2 |
RE: Two trees are there. One grows at 3/5 of the other...
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Answer 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. Correct me if I am wrong. |
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