A shopkeeper keeps his stock of chilli powder in 40-kg bags. He has 5 such bags to be packed into smaller packets weighing 3 kg and 4 kg. He wants to have the same number of 3-kg packets and 4-kg packets.
- How many packets of chilli powder does he pack altogether?
- How much chilli powder is left over?
(a)
Total mass of chilli powder
= 5 x 40
= 200 kg
Mass of one set of 1 4-kg packet and 1 3-kg packet
= 4 + 3
= 7 kg
Number of sets
= 200 ÷ 7
= 28 r 4
Number of packets of chilli powder
= 2 x 28
= 56
(b)
Mass of chilli powder left over = 4 kg
Answer(s): (a) 56; (b) 4 kg