the length and the breadth of a rectangular school playground are in the ratio 7 : 5. If the length of the playground is 112m, what is its perimeter?
plz give a step by step solution so I can easily write the solution in my notebook
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Answered by
8
Answer:
384m
Step-by-step explanation:
LET THE COMMON RATIO BE x.
LENGTH = 7x
BREADTH = 5x
ACCORDING TO THE QUESTION,
7x = 112m
=> x = 16m
LENGTH = 112m
BREADTH = 16*5 = 80m
PERIMETER = 2*(112+80)
= 2*192
=> 384m
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