sxinhui8p90bh7 sxinhui8p90bh7

20-05-2018
Mathematics

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There are 3 times as many ducks as cows on a farm.There are 400 legs altogether.How many ducks and cows are there altogether?

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k3v1ntinajer0 k3v1ntinajer0

20-05-2018

There is a ratio of 4 cows to 6 ducks.
There are 160 cows and 240 ducks.

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vielmrlorgozz vielmrlorgozz

20-05-2018

x 2 + 1u x 4 = 10u ——- 400
1u ——- 400/10 = 40 (cows)
3u ——- 40 x 3 = 120 (ducks)

Answer 120 ducks and 40 cows, totalling 160.

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