Question

in a shop average weights of 3red bags,4blue bags 4green bags are 27kg 32kg, 30kg respectively, now there are 2black bags where the weight of the first bag is half of the second bag .if the average weight of all the 13 bags is 29 kg, then find the weight of the heavier black bag?

Answer 1

Answer:

Now each redbag is 27kg and for 3bags is 27multiply by 3 is 81.

4blue bags is 32 multiply by 4 is 128.

4green bags is 30multiply by 4 is 120.

Total 3bags is 329.

Now 29multiply by 13 is 377.

377-329 is 48.

48divided by 2is 24

24 is the answer