Answer:
5
Step-by-step explanation:
For example, in the number 14,509, fourteen thousand five hundred and nine, 1 is in the ten thousands place, and zero is in the tens place.
1 4, 5 0 9
ten thousand^ ten^
first is proportional. y is 1 and 1/4 times x
second is not proportional.
reason? divided any y value by its corresponding x value and you'll keep getting 1.25, or 1 and 1/4. and the second one is not proportional because dividing the y values by their corresponding x value will give different answers.
maybe im wrong maybe im right you choose to trust me or not.
Step-by-step explanation:

The sunflowers grew 5 more centimeters than last week. Last week they grew 29 centimeters. 29+5=34. THe first week the flowers grew 29 centimeters. In the second week they grew 34 centimeters. in those two weeks they grew 63 centimeters.