White paint cost £2.80 a litre.
blue paint cost £3.50 a litre.
white and blue paint are mixed in the ratio 3: 2.
how much is the cost of 5 litres if the mixture?

step-by-step explanation:

i think you should think about the question and not look online.

answer: since the question is talking about growth you have to use the growth formula which is inital amount (1 + growth)^time

step-by-step explanation:

the intial amount is 1200, the growth is 4.8, and the time is 7. plug those numbers into the equation, also i think you have to change 4.8 into a percent. but, i have forgotton how to do that. if this is a online class go on to the lesson.