A decorator has just painted 400 tiles blue and green at a ratio of 5:20.how many were painted green ? how many were painted blu
1 answer:
You might be interested in
Use this 3 following steps:
1)At first, we should find the roots :
3x+8=0 => x=-8/3
x-4=0 => x=4
2)Using a chart for the limits:
photo
3)choose your solution:
[-8/3,-4)==> Sentence 3 is correct
