Latest CDS Aptitude Question SOLUTION: Stonechip, sand and cement are mixed in ratio of 4:3:2 to make a mixture of 2.9 quintal. How much sand is mixed in the mixture to make the ratio 6:5:3

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(#M40003402) CDS question Elementary Mathematics Keep an EYE

Stonechip, sand and cement are mixed in ratio of 4:3:2 to make a mixture of 2.9 quintal. How much sand is mixed in the mixture to make the ratio 6:5:3

Asked In CDS CHANDAN KR SINGH (12 years ago)

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Dr.Dipin Singh  (12 years ago)

Stonechip, sand and cement are mixed in ratio of 4:3:2 to make a mixture of 2.9 quintal.
Amount of sand in mixture = 2.9*3/9 = 2.9/3 = 0.966 qntl
Amt of cement in mixture = 2.9*2/9 = 0.64444 qntl
Amt of sand reqd for ratio of sand and cement as 5:3= 0.6444*5/3= 1.074 qntl
Additional amt of sand reqd= 1.074-0.966 = 0.108 quintal

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marrapu venkatesh  (12 years ago)

let us consider total mixture is 2.9quintal. so 290kg. the ratio of mixture is 4:3:2 which means which are in 96:72:48(nearist). if u add 8kg of sand to 72kg of sand then the ratio becomes 6:5:3.

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ritesh kumar pandey  (10 years ago)

10.74 kg

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