a shopkeeper mixes two qualities of rice. The mixture weighing 100 kg contains 20% of bad quality. How much good quality of rice should be added to the mixture so that the percentage of bad quality of rice is reduced by 10%?
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Answered by
0
Answer:
100 kg
Step-by-step explanation:
Weight of mixture = 100 kg
Weight of bad quality of rice = 20 kg
Let x amount of good quality of rice be added
New weight = 100 + x
According to question ,
10 /100 × (100+x) = 20
100 + x = 200
x = 100 kg
Answered by
2
Answer:
10kg or 10%
Step-by-step explanation:
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