Answer:
£976
Step-by-step explanation:
The percent of increase is 20%.
In order to solve this problem you have to solve this equation:
18-15/15
3/15
0.2 = 20%
Hello my spik French no English
So, as you can see from the picture below
the line coming down from the right-angle, creates 3 similar triangles
a large, a medium and a small one
the large one, is the one containing the other two smaller ones... anyhow
to get "x", you can use proportions, either from large and medium or small and large so
solve for "x", either proportion will do
Mars is the correct answer