First Five 1. One day, a person went to horse racing area, Instead of counting the number of human and horses, he instead counted 74 heads and 196 legs. Yet he knew the number of humans and horses there. How did he do it, and how many humans and horses are there?
Asked by Anand Rajpurohit
5th November 2013,
5:57 PM
Answered by Expert
Answer:
Let
x = Number of humans
y = Number of horses
Then, we have:
x + y = 74 ... (1)
2x + 4y = 196 ... (2)
From (2), we have:
x + 2y = 98 ... (3)
Subtracting (1) from (3), we get,
y = 24
x + (24) = 74
x = 74 - 24
x = 50
Answered by Expert
6th November 2013,
12:32 PM
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