Hey again!
i don't know if i am doing this correctly but i will give it a go
179 - 143.20 = 35.8
179 / 35.8 = 5
so this would mean from 179 to 143.20 their is a 5% discount
Hope This Helps!
Answer:
100%+15% = 115%
proportionally:
x - 100%
161 - 115%
x = (161 * 100%) / 115% = 140
Answer: 6 pieces
Step-by-step explanation:
multiplication is for example 10×500=5,000
division is for example 5,000÷10=500