There were some bottles and packets. A bottle weighed 3 kg and a packet weighed 4 kg more. The total weight of the bottles was 27 kg heavier than the total weight of the packets. The number of bottles and packets were in the ratio 10 : 3. What was the total weight of the bottles and the packets?
|
Bottles |
Packets |
Total |
Heavier |
Number |
10 u |
3 u |
|
|
Value |
3 |
7 |
|
|
Total value |
30 u |
21 u |
51 u |
9 u |
Weight of 1 packet
= 3 + 4
= 7 kg
Total weight of the bottles heavier than the total weight of the packets
= 30 u - 21 u
= 9 u
9 u = 27
1 u = 27 ÷ 9 = 3
Total weight of the bottles and packets
= 30 u + 21 u
= 51 u
= 51 x 3
= 153 kg
Answer(s): 153 kg