Answer four of these question and you will be the brainliest. Answer this with solution please

1) Order this set of numbers from greatest to least. Then explain the order, referring to the number line in your explanation.

-1.79, 2 1/4, 2.54 , -4

2) Renae has a checking account balance of -$40.75. Paula has a checking account balance of -$25.20. Who owes more?

Neither of them owe money
Renae
Paula

3) On each weekly spelling test, the students in Mrs. Ruiz’s class record how they do in comparison to the week before. For example, if they spell two more words correctly this week than last week, then they put a +2 in the corner of their paper. If they spell two less words correctly this week than last week, then they put a -2 in the corner of their paper. After collecting the papers, Mrs. Ruiz notices that the first four papers had the following marks:

Student A: -1

Student B: 0

Student C: -3

Student D: 2

Which student’s score changed the most from last week?

Student A
Student B
Student D
Student C

4) The temperature changed from 78°F to 70°F in the past hour. Write an absolute value statement to describe how much the temperature decreased.