Answer:
The number of weeks it take Chris to make profit is 3 weeks
Step-by-step explanation:
Given as :
The cost of supplies which Chris worth for supplies = $ 240
The money he spend on advertising = $ 10 per week
The earning amount of Chris = $ 80 per week
Let the number of weeks it take to make profit = n weeks
According to question
The total money Chris spend = $ 240 + $ 10 = $ 250
∵ The earning amount of Chris = $ 80 per week
So, The number of weeks it take to make profit =
I.e The number of weeks it take to make profit = 3.125 ≈ 3
Hence The number of weeks it take Chris to make profit is 3 weeks Answer