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 300 kg heavier than the total weight of the bottles. The number of packets and bottles were in the ratio 10 : 3. What was the total weight of the packets and the bottles?
|
Packets |
Bottles |
Total |
Heavier |
Number |
10 u |
3 u |
|
|
Value |
4 |
5 |
|
|
Total value |
40 u |
15 u |
55 u |
25 u |
Weight of 1 bottle
= 4 + 1
= 5 kg
Total weight of the packets heavier than the total weight of the bottles
= 40 u - 15 u
= 25 u
25 u = 300
1 u = 300 ÷ 25 = 12
Total weight of the packets and bottles
= 40 u + 15 u
= 55 u
= 55 x 12
= 660 kg
Answer(s): 660 kg