SSC IB ACIO Grade II Mock Test 2023 Quantitative Aptitude Mixture Problems To Make a Mixture from Two Mixtures
Alloy A contains iron and copper in ratio 4 : 5. Alloy B contains iron and copper in ratio 3 : 4. If 45 kg of alloy A and 63 kg of alloy B are mixed, then what is the final ratio of copper and iron?
1
61 : 47
2
57 : 41
3
59 : 45
4
64 : 47