Catherine studied 1.25 hours for her science test. this was 0.5 hours less than she studied for her algebra test. write and solve a subtraction equation to find how long she studied for her algebra test.

Which is a graph of a proportional relationship?

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.