Allison needed to get her computer fixed. She took it to the repair store. The technician at the store worked on the computer for 4.25 hours and charged her $177
for parts. The total was $623.25. What was the cost of labor, per hour?

Indicate whether each statement is true or false, assuming that the "or" in the sentence means the inclusive or. then indicate whether the statement is true or false if the "or" means the exclusive or. (a) february has 31 days or the number 5 is an integer. (b) the number pi is an integer or the sun revolves around the earth. (c) 20 nickels are worth one dollar or whales are mammals. (d) there are eight days in a week or there are seven days in a week. (e) january has exactly 31 days or april has exactly 30 days.