SSC CPO SI and ASI Model Paper 10

Question : 114 of 200

Marks: +1, -0

The wheat sold by a grocer contains 10% low quality wheat. What quantity of good quality wheat should be added to 150 kg of wheat so that the percentage of low quality wheat becomes 5%?

150 kg
135 kg
50 kg
85 kg

Validate

Solution:

(1) 10% low quality in 150 kgmeans 15 kg of low quality and135 kg of good wheat.
Let x kg of good wheat is added toattain ratio 5 : 95 of low and highquality wheat.
According to the question,

15/135+x= 5/95= 1/19

Therefore, x = 150 kg

Go to Question:

Prev Question

Next Question