It is asking you to find of 32 packets.
They sell of the packets.
How many packets did they sell?
It is asking you to find of 32 packets.
of 32 = 4, because 32 ÷ 8 = 4
of 32 = 4
So, of 32 = 5 × 4 = 20
of 32 = 20
The answer is 20 packets of bulbs.
20 ÷ 5 = 4
4 × 8 = 32