If 64 incresed by 25%,what is the result

Me answer number 3plz explain how you do it

What is the length of the segment joining the points at (4,5) and (6,-2) round to the nearest tenth if necessary

The temperature of chicken soup is 192.7°f. as it cools, the temperature of the soup decreases 2.3°f per minute. what is the temperature in degrees fahrenheit of the soup after 25 minutes? a. 27.3°f b. 57.5°f c. 135.2°f d. 250.2°f