3
Question
Laxman had 100 cows at the beginning of the year 1992 and the number of cows each year increases by 10%. At the end of each year he doubles the present no. of cows by buying extra cows. What is the number of cows he has at the beginning of 1994?
Laxman had 100 cows at the beginning of the year 1992 and the number of cows each year increases by 10%. At the end of each year he doubles the present no. of cows by buying extra cows. What is the number of cows he has at the beginning of 1994?
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Solution
The correct option is D 480
Solution:
At the beginning of the year 1992, He was having 100 cows.
At the beginning of the yrar 1993, Number of cows = 2 (1.1 x 100) = 220.
At the beginning of the yrar 1994, Number of cows = 2 (1.1 x 220) = 484.
Solution:
At the beginning of the year 1992, He was having 100 cows.
At the beginning of the yrar 1993, Number of cows = 2 (1.1 x 100) = 220.
At the beginning of the yrar 1994, Number of cows = 2 (1.1 x 220) = 484.
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