Question

The ratio of red to yellow counters is 1:4. What fraction of the counters are red

Answer 1

1/5 of the counters are red.
You add the one and four to find the total btw. :)

Answer 2

`(1)/(5)` are red

Explanation:

ratio of red : yellow = 1 : 4

total of ratio parts = 1 + 4 = 5 parts

then fraction of red counters is

`(1)/(5)`

fraction of yellow counters is
`(4)/(5)`