Since both rectangles are similar, the following ratio must be fulfilled:

By multiplying both sides by 14, we get

and by subtracting 9 to both sides, we have

Therefore, the answer is 12.
Answer: P = 8/15
Explanation:
There are 30 contact in total
And there are 16 contacts are people he met at school
P = 16/30 = 8/15
X=7. if you need explanation message me
Answer: 4091 pints.
Step-by-step explanation: Each gallon is 8 pints so, 512 x 8 is 4096 - 5 because that’s all that remains and your answer is: 4091!!