Mathtips

black_arabian_stallion_by_vikarus-d33e5pn

 

Solution for yesterday’s problem

CP of A:CP of B::100+B’s loss or gain %:A’s loss or gain %

100-10:100+10

90:110

9:11

Today’s problem

An alloy contains copper and zinc in the ratio 5:3 and another alloy contains copper and tin in the ratio 8:5. If equal weight of both the alloys are melted together then the wt of tin in the resulting allow per kg will be:

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