mahamkalivenkatesh16@gmail.com
from
DELHI PUBLIC SCHOOL DEWAS, Indore
Subject :Sam Class : Sample
Ramu put a square fence around his vegetable garden to keep the deer away from eating his corn. One side was 10 m in length. If the posts were placed 2 m apart, how many posts did he use?
A16
B20
C10
D15
Ans 2:
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Krishn
from
FIITJEE World School, Hyderabad
Class : Class 8
Answer A becausePerimeter is 10*4=40mAnd for every 2m posts were placed=20But 4posts are repeated so subtract itSo there will be (20-4)= 16 posts
Ans 3:
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Barath
from
Psbb millennium, Coimbatore
Class : Class 8
The and is aAs 2 sides will have 1 common post4 corner posts 12 edge posts
Ans 9:
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Ruhaan
from
St. Andrews School, Bangalore
Class : Class 10
Perimeter = 40mGiven, distance b/w each pole = 2mThus, no. of poles = 40/2 = 20Thx