B
explaination - cause I jus kno
Cannot see all of the first question but for the paint question: if he’s got 1 1/3 gallons and 3/6 gallons already, 3/6 can be reduced to 1/2 then added to the 1 1/3 to give him a total of 1 3/4 gallons. 4 1/2 - 1 3/4 means he’ll need 2 and 3/4 gallons.
Answer:

Step-by-step explanation:
Step 1:

Step 2:
Then multiply both by 1000

It cant be simplifyed further so its in simplest form
Answer:
<h2>3(2+4)÷(10-1) = 2</h2><h2 />
Step-by-step explanation:
3×(2+4)÷(10-1) = 3×(6)÷(9) = 18÷9 = 2