There were some packets and bottles. A packet weighed 4 kg and a bottle weighed 5 kg more. The total weight of the packets was 6 kg heavier than the total weight of the bottles. The number of packets and bottles were in the ratio 5 : 2. What was the total weight of the packets and the bottles?
|
Packets |
Bottles |
Total |
Heavier |
Number |
5 u |
2 u |
|
|
Value |
4 |
9 |
|
|
Total value |
20 u |
18 u |
38 u |
2 u |
Weight of 1 bottle
= 4 + 5
= 9 kg
Total weight of the packets heavier than the total weight of the bottles
= 20 u - 18 u
= 2 u
2 u = 6
1 u = 6 ÷ 2 = 3
Total weight of the packets and bottles
= 20 u + 18 u
= 38 u
= 38 x 3
= 114 kg
Answer(s): 114 kg