Answer:
52 minutes
Step-by-step explanation:
it takes him 13 minutes to complete 5 so if he wants to do 20 problems do 20 divided by 5 (4) then do 13 times 4=52
Sorry for taking so long, it wont let me type a while ago. I have it all fix now hehe. I took a picture of my work, ask me if you still don’t understand.
Answer:
Alex earned about $60 more than Joaquin did.
Step-by-step explanation:
Answer:

Step-by-step explanation:





Hope this helps!