There were some packets and bottles. A packet weighed 4 kg and a bottle weighed 1 kg more. The total weight of the packets was 33 kg heavier than the total weight of the bottles. The number of packets and bottles were in the ratio 7 : 5. What was the total weight of the packets and the bottles?
|
Packets |
Bottles |
Total |
Heavier |
Number |
7 u |
5 u |
|
|
Value |
4 |
5 |
|
|
Total value |
28 u |
25 u |
53 u |
3 u |
Weight of 1 bottle
= 4 + 1
= 5 kg
Total weight of the packets heavier than the total weight of the bottles
= 28 u - 25 u
= 3 u
3 u = 33
1 u = 33 ÷ 3 = 11
Total weight of the packets and bottles
= 28 u + 25 u
= 53 u
= 53 x 11
= 583 kg
Answer(s): 583 kg