Answer:
The new ratio is
⇒ (D)
Explanation:
The given information is
- 6 parts of yellow paint with 3 parts of blue paints to make green paint
- The yellow paint adds by 1 part
We need to find the ratio of yellow to blue
Let us find the correct answer
∵ The yellow = 6 parts
∵ The yellow adds by 1 part
∴ The yellow = 6 parts + 1 parts = 7 parts
∵ The blue = 3 parts
∵ The ratio of yellow to blue =
∴ The ratio of yellow to blue =

The new ratio is