A & B share the cost in a ratio of 3:2. A pays £125, how much does B pay?
1 answer:
You might be interested in
The perimeter of a rectangle is given by the formula,
We substitute,
and
into the above formula to obtain the expression,
We now group the x and y terms on the Left Hand Side of the equation to get.
We now divide through by 2 to get,
Therefore the width of the rectangle is