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Zebras and ostriches in this Zoo with 80 heads and 200 legs. Find the number of Zebras and the number of Ostriches?

+1 vote

There are zebras and ostriches in this Zoo.
You count 80 heads and 200 legs. Can you find the number of Zebras and the number of Ostriches in the Zoo?

posted Oct 14, 2018 by anonymous

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1 Answer

0 votes

20 & 60

x+y=80 ------>(1)
4x+2y=200 => 2x+y=100 ------>(2)
(2)-(1) => x=20 => y=60
20 zebras and 60 ostriches

answer Oct 14, 2018 by Hanifa Mammadov

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