In a garden, there are 10 rows and 17 columns of mango trees. The distance between the two trees is 2 metres and a distance of one metre is left from all sides of the boundary of the garden. The length of the garden is
Answers:
A) 20 m
B) 22 m
C) 34 m
D) 26 m
E) 28 m
Explanation:   Each row contains 17 plants.   There are 15 gapes between the two corner trees (16 x 2) metres and 1 metre on each side is left.   Therefore Length = (32 + 2)= 
<gadget id="calculator">(32 + 2)</gadget>
<output>34</output>
34 m.   Answer: 34 m
<result>C</result>
In a garden, there are 10 rows and 17 columns of mango trees. The distance between the two trees is 2 metres and a distance of one metre is left from all sides of the boundary of the garden. The length of the garden is