The ratio of the length to the width of a table is 12:9. How many times the width of the table is the length of the table? Mark all that apply.
A
3 times as long
B
1 times as long
С
1.33 times as long
D as long

17.08

correct me if i am wrong.

let x and 400 - x be the two numbers.  

==> 0.80x + 0.85(400 - x) = 400 - 68 from the statement of the problem.  

< ==> 0.80x + 0.85(400 - x) = 400 - 68  

==> 340 - 0.05x = 332  

< ==> -0.05x = -8 ==> x = 160, the first number ==> 400 - x = 240, the second number.