Answer all questions and show your work:

1. - 25 - 78

2. - 18 - (-38)

3. - 5 1/4 + 3 / 4/5

4. - 25.04 - (-37)

5. - 8 (-7) (+6)

6. (5 1/4) (-6 3/4)

7. (-8.2) (+10.1)

8. (-75.3) : (0.3)

9. 42 - (-87)

10. - 45 - (-105)

The sum of two consecutive odd integers is - 48. find the two integers.

Which of the following equations is an example of inverse variation between the variables x and y A. Y=6/x B. Y=x/6 C. Y=x+6 D. Y=6x

Becky lives 5 5/8 miles from school. Steve lives 1 5/9 times as far from the school as Becky. How far does Steve live from the school?

How to calculate PI number?

alice took out 80/20 mortgage on a $232,000 home. what is the amount financed under the first mortgage?

What is the inverse of the function - x-5 divides by 3

Write the given situation as an equation or inequality and then solve it. The local amusement park sells summer memberships for $50 each. Normal admission to the park costs $25; admission for members costs $15. A.

The ratio in size of Gabriel's room to her brother Giorgio's room was 5:3. The area of Gabrielle's room was 240 square feet. If Giorgio's room was square-shaped, what was the length of his room?

A student estimates that it would take 3 hours to write a book report, but it actually took her 5 hours. What is the percent error?

Jerry makes 20$ an hour. He spends 30 dollars a day on transportation and food. Write an expression to describe his spending and earnings for the day, where x is the number of hours that Jerry works that day.