Let the two parts be 3x and 12x
3x + 12x = 405
solve for x, then find 3x and 12x
In the original question why did they not reduce the ratio of 3:12 to 1:4 ?
Repeat the solution with that ratio to see that you will get the same final answer.
divide 405 in the ratio 3:12
give your final answer in the form ... and ...
6 answers
what that didn't really explain the question
Useless
They are saying that 405 can be divide by 5 and split into the ratio 1:4
The heck
There is something wrong with this,
16 answers