HELP ASAP 5th grade math What is the value of the expression:

4 _ + 5 _ =
5 10

13

_

10

12

_

10

10

_

20

5

_

10

these are fractions ok don't get confused HELP

When y’all answer can y’all explain too !

Ineed i been stuck on this question since yesterday

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.