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.

The sale price is $25.50.

Step-by-step explanation:

(85 ÷ 100) * 30 =

(85 * 30) ÷ 100 =

2550 ÷ 100 = 25.5