Hamid's normal weight is 80 kg.
20.50 * 0.8 = $16.40
16.40 * 0.4 = $6.56
Final selling price = $6.56
Answer:

Step-by-step explanation:
First, we have to write 8 + x, but since it's half of that we write it as a fraction with a 2 on the bottom to halve it.
Answer:
46 customers
Step-by-step explanation:
If the number of original customers is n, we can write the following equation:
98 = 2n + 6
92 = 2n
46 = n