Question

You have a bag with 100 kgs of sand, and you have 2 other bags, one to get 5 kg and one to get 3kg. how will you give someone 7 kg using these two bags

Answer 1

1st give him 5 kg =5
then give him 4 times 3kg =12
now totally there are 17 kg
then take 2times 5kg from this 17 kg=17-10=7kg