If y varies directly with x, and If y = 8 when x = 4, how do you find y when x = 5?
1 Answer
Dec 11, 2015
Another way of looking at it!
Explanation:
This is a ratio question in disguise.
By parts of the question:
"When y varies directly with x"
"if y=8 when x=4"
"how do you find y when x=5"
so
This is the same thing as using 'k' in the other solution