A shopkeeper keeps his stock of chicken powder in 25-kg bags. He has 3 such bags to be packed into smaller packets weighing 2 kg and 5 kg. He wants to have the same number of 2-kg packets and 5-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
= 3 x 25
= 75 kg
Mass of one set of 1 5-kg packet and 1 2-kg packet
= 5 + 2
= 7 kg
Number of sets
= 75 ÷ 7
= 10 r 5
Number of packets of chicken powder
= 2 x 10
= 20
(b)
Mass of chicken powder left over = 5 kg
Answer(s): (a) 20; (b) 5 kg