A bag contains one rupee, 50 paise and 25 paise coins. If the total value of the coins of the 3 denomination is in the ratio 5:6:7 and the total number of coins is 135, find the number of 50 paise coins.
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Answered by
1
i am not sure of my answer
ratio=5:6:7
sum=5+6+7=18
ratio given=5:6:7
total number of coins=135
6/18*135=45
answer=45
ratio=5:6:7
sum=5+6+7=18
ratio given=5:6:7
total number of coins=135
6/18*135=45
answer=45
Answered by
2
let the 1 rs be x
50 p be y
25p be z
a.t.q.
5x+6y+7z=135
x=135-6y-7z%5 eq1
y=135-5x-7z%6 eq2
hence
by putting value of x in eq2
50 p be y
25p be z
a.t.q.
5x+6y+7z=135
x=135-6y-7z%5 eq1
y=135-5x-7z%6 eq2
hence
by putting value of x in eq2
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