A shopkeeper keeps his stock of chicken powder in 20-kg bags. He has 4 such bags to be packed into smaller packets weighing 8 kg and 1 kg. He wants to have the same number of 8-kg packets and 1-kg packets.
- How many packets of chicken powder does he pack altogether?
- How much chicken powder is left over?
(a)
Total mass of chicken powder
= 4 x 20
= 80 kg
Mass of one set of 1 1-kg packet and 1 8-kg packet
= 1 + 8
= 9 kg
Number of sets
= 80 ÷ 9
= 8 r 8
Number of packets of chicken powder
= 2 x 8
= 16
(b)
Mass of chicken powder left over = 8 kg
Answer(s): (a) 16; (b) 8 kg