All you have to do is add up 100, 75, and 85 then when you get the sum of that then you make it to a negative number
You are adding 8% to the original price. So in total, you would be paying 108%.
I have no idea it's sounds weird I never heard have it
Answer:
in sequences of 3, 5, 8, 11 and all multiplied by 3 so 15 is the missing number