A shopkeeper keeps his stock of bread flour in 25-kg bags. He has 4 such bags to be packed into smaller packets weighing 6 kg and 3 kg. He wants to have the same number of 6-kg packets and 3-kg packets.
- How many packets of bread flour does he pack altogether?
- How much bread flour is left over?
(a)
Total mass of bread flour
= 4 x 25
= 100 kg
Mass of one set of 1 3-kg packet and 1 6-kg packet
= 3 + 6
= 9 kg
Number of sets
= 100 ÷ 9
= 11 r 1
Number of packets of bread flour
= 2 x 11
= 22
(b)
Mass of bread flour left over = 1 kg
Answer(s): (a) 22; (b) 1 kg