The ratio of apples to orgens is 1 to 3

for every 2 apples there are 6 ornges

for every 4 apples there are 12 ornges

Because the ratio is 1 to 3. It means that For every one apple there are 3 oranges. So If there are 2 apples, there would n 6 oranges. If there are twelve apples, there would be 36 oranges. To find the number of oranges for the amount of apples, just multiply the number of apples by 3.