There were some bottles and packets. A bottle weighed 4 kg and a packet weighed 2 kg more. The total weight of the bottles was 20 kg heavier than the total weight of the packets. The number of bottles and packets were in the ratio 8 : 5. What was the total weight of the bottles and the packets?
|
Bottles |
Packets |
Total |
Heavier |
Number |
8 u |
5 u |
|
|
Value |
4 |
6 |
|
|
Total value |
32 u |
30 u |
62 u |
2 u |
Weight of 1 packet
= 4 + 2
= 6 kg
Total weight of the bottles heavier than the total weight of the packets
= 32 u - 30 u
= 2 u
2 u = 20
1 u = 20 ÷ 2 = 10
Total weight of the bottles and packets
= 32 u + 30 u
= 62 u
= 62 x 10
= 620 kg
Answer(s): 620 kg