1003090503

SubArea: 
Percent problems
Level: 
C
Project ID: 
1003090503
Accepted: 
1
Clonable: 
0
Easy: 
0
The total weight of two alloys is 800kg. In the alloy containing 4.5% of lead (Pb) there is by 19kg of lead more than in the other, containing 4% of lead. How many kilograms of lead is in each of these alloys?
8 kilograms (4% Pb) and 27 kilograms (4.5% Pb).
18 kilograms (4% Pb) and 37 kilograms (4.5% Pb).
36 kilograms (4% Pb) and 55 kilograms (4.5% Pb).
10 kilograms (4% Pb) and 29 kilograms (4.5% Pb).