BANK CBI Sub Staff (Safai Karmachari) Mock Test 2024 Quantitative Aptitude Mixture Problems To Make a Mixture from Two or More Things
Zinc and copper are in the ratio of 4 : 3 in 280 g of an alloy. How much grams of copper be added to make the ratio as 2 : 5?
1
280
2
180
3
108
4
120
5
20