Soln:
A computer was bought for Rs. 44100. Its value is reduced by Rs. 4100 in 2 years, find the rate of depreciation.
Soln:
A computer was bought for Rs. 44100. Its value is reduced by Rs. 4100 in 2 years, find the rate of depreciation.
S.E.E. Solution
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Q. If 2^x=3^y=6^z, Prove that: 1/x+1/y=1/z.
Solution:
Here, 2^x=3^y=6^z
i.e. 2^x=6^z
or, 2=6^(z/x)
Also, 3^y=6^z
or, 3=6^(z/y)
We know, 2*3=6
or, 6^ ... - In the survey between 54 peoples the ratio of playing football and volley ball is 5:4.18 people like both games from venn diagram find the number of people who play football. One person should like one games.
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Prove that: angle AXD = 1/2 (arc AD - arc Bc)
Soln:
Join AC then
angle AXD + angle CAX = angle ACD [External property of a triangle]
angle AXD + (1/2) arc BC = (1/2) arc AD [T ... 
Find the value of x.
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