There were some packets and bottles. A packet weighed 3 kg and a bottle weighed 1 kg more. The total weight of the packets was 26 kg heavier than the total weight of the bottles. The number of packets and bottles were in the ratio 7 : 2. What was the total weight of the packets and the bottles?
|
Packets |
Bottles |
Total |
Heavier |
Number |
7 u |
2 u |
|
|
Value |
3 |
4 |
|
|
Total value |
21 u |
8 u |
29 u |
13 u |
Weight of 1 bottle
= 3 + 1
= 4 kg
Total weight of the packets heavier than the total weight of the bottles
= 21 u - 8 u
= 13 u
13 u = 26
1 u = 26 ÷ 13 = 2
Total weight of the packets and bottles
= 21 u + 8 u
= 29 u
= 29 x 2
= 58 kg
Answer(s): 58 kg