Maths / Ratio and Proportion / Statement Sums involving Ratios

QUESTION
 

A goldsmith mixes gold and copper in the ratio 7:4. Another goldsmith mixes these in the ratio 8:6. Whose quality is better ?

OPTIONS
A. 

7:4 is better

B. 

8:6 is better

C. 

none of these

D. 

both of these

Right Option : D

EXPLANATION
Explain TypeExplanation Content
Text

We should see the quality of gold right. Goldsmith 1 = 5/5 + 8 = 5/13 = 0.3. Goldsmith 2  = 3/3+7  = 3/10 = 0.3. So the quality of goldsmith 1 is greater than the quality of gold smith 2

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