2/3 hour is 40 minutes. 1 3/4 hour is 1 hour and 45 minutes. So she spent 1 hour and 5 minutes or 1 1/12 hour longer doing homework.
Step-by-step explanation:

What?
The slope can be found between two points by finding the change in values divided by the change in values.
Answer:
4b<30
Step-by-step explanation:
product means multiply so 4•b or 4b
less than so<
This would be 2(6)^4 + 5*6
= 2592 + 30
= 2622 Answer