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In a mixture, R is 2 parts and S is 1 part. In order to
make S to 25% of the mixture, how much of R is to be added?
explain how can i solve it??

Question Posted / ankita chaturvedi

Answers were Sorted based on User's Feedback



In a mixture, R is 2 parts and S is 1 part. In order to make S to 25% of the mixture, how much of ..

Answer / ankita chaturvedi

Ans. One part of R

Is This Answer Correct ?    23 Yes 3 No

In a mixture, R is 2 parts and S is 1 part. In order to make S to 25% of the mixture, how much of ..

Answer / brijrat

suppose mix=x
r:s=2:1
than
r=2x/3 and s=x/3
acc. to question
let part lost by s is y to become 25% of mix
x/3-y=25x/100=x/4
y=x/3-x/4
=x/12
hence r is to be added
=((x/12)/x)*100 % of mixture=8.33%

Is This Answer Correct ?    10 Yes 4 No

In a mixture, R is 2 parts and S is 1 part. In order to make S to 25% of the mixture, how much of ..

Answer / guest

s is 1 part=25%
r is 2 parts=50%

Is This Answer Correct ?    6 Yes 1 No

In a mixture, R is 2 parts and S is 1 part. In order to make S to 25% of the mixture, how much of ..

Answer / kannan

2:1
100% na 2:1
ie r =2 and s=1
50% na 4:.5
25% na 8:.25
therefore r=8

Is This Answer Correct ?    0 Yes 8 No

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