Answer:

Step-by-step explanation:
If you have the same denominator, you can just subtract the numerators normally and carry over the denominator.
If she starts with 55000 per year, and she get 1700 per year extra, after fifteen years this extra will be 1700*15, or 25500. Add this to her original salary of 55000 per year to get $80500.
It will take him 30 hours
The equivalent of 48ft is 4 yards.
Answer:23
Step-by-step explanation:
3·2(3)+2+3
=3·6+2+3
=23