There were some bottles and packets. A bottle weighed 4 kg and a packet weighed 3 kg more. The total weight of the bottles was 66 kg heavier than the total weight of the packets. The number of bottles and packets were in the ratio 8 : 3. What was the total weight of the bottles and the packets?
|
Bottles |
Packets |
Total |
Heavier |
Number |
8 u |
3 u |
|
|
Value |
4 |
7 |
|
|
Total value |
32 u |
21 u |
53 u |
11 u |
Weight of 1 packet
= 4 + 3
= 7 kg
Total weight of the bottles heavier than the total weight of the packets
= 32 u - 21 u
= 11 u
11 u = 66
1 u = 66 ÷ 11 = 6
Total weight of the bottles and packets
= 32 u + 21 u
= 53 u
= 53 x 6
= 318 kg
Answer(s): 318 kg