Answer:
In 10 minutes, he could type 510 words
Step-by-step explanation:
153/3=51 51 words a minute 51 times 10=510
Answer:

Step-by-step explanation:

Its not the first two, I’m having trouble seeing those bottom two and what they are.
3rd one: y=ln x
The distance between -2 and -1 1/2 is 1/2:
-2+1/2=-1 1/2
-1 1/2 =-1 1/2
I was trying to show my work but hope this could help you