If #x:y = 5:2# and #y:z = 3:2#, what is the ratio of #x:z#?
3 Answers
Explanation:
To solve this you need to adopt the fraction style of ratio presentation
Need
Consider
Write this as:
'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
As an example of what I am about to do consider
So
'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
So
Alternative approach
Explanation:
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
From equation (2)
Consider equation(1)
Substitute for y giving
Explanation:
Before you can compare all three values in one ratio,
make
Now that we have