SOLUTION: A newly cleared tract of land has been designated for reforestation. The commission responsible for the project decided to plant 30 trees. 12 of the trees will be oak trees, one-f

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Question 1143276: A newly cleared tract of land has been designated for reforestation. The commission responsible for the project decided to plant 30 trees. 12 of the trees will be oak trees, one-fifth of the trees will be pine trees, 3 are weeping willows and the rest of the trees will be fruit bearing trees of various types. What is the ratio of weeping-Willow to fruit bearing trees?
A) 1:3
B)1:2
C)3:1
D)3:12

Answer by greenestamps(13198) About Me  (Show Source):
You can put this solution on YOUR website!

Oak:      12
Pine:     __  (0ne-fifth of 30; you can do that part)
Willow:    3
Fruit:     x  (the rest, to make a total of 30)
-------------
total:    30

willow:fruit = 3:x

Then simplify the ratio if necessary