A shopkeeper keeps his stock of chicken powder in 30-kg bags. He has 5 such bags to be packed into smaller packets weighing 5 kg and 3 kg. He wants to have the same number of 5-kg packets and 3-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
= 5 x 30
= 150 kg
Mass of one set of 1 3-kg packet and 1 5-kg packet
= 3 + 5
= 8 kg
Number of sets
= 150 ÷ 8
= 18 r 6
Number of packets of chicken powder
= 2 x 18
= 36
(b)
Mass of chicken powder left over = 6 kg
Answer(s): (a) 36; (b) 6 kg