the ratio of yellow flowers to the total number of flowers in a bucket is 5 to 9 how many flowers are yellow if there 45 flowers in all ?

1. 25
2. 20
3. 15
4. 10

To find the number of yellow flowers, we need to calculate 5/9 of the total number of flowers.

5/9 * 45 = 25

Therefore, there are 25 yellow flowers.

The answer is 1. 25.