Underestimate is the answer
Answer:
14/18
Step-by-step explanation:
7/9 x 2= 14/18
7/9=14/18
but not sure what proportion means but just look up definition and yeah
I hope this was helpful!
Https://us-static.z-dn.net/files/d7b/e2c7c3e67ca51becf2215017116a2b58.jpeg
Answer:
Just match values.
At 1 hour you have 60 degrees
At 2 hour 65
At 3 70 degrees
At 4 75 degrees
As You can see the temperature varies by 5 degrees