Answer:
Mason has
- 16 20¢ stamps;
- 25 3¢ stamps;
- 40 49¢ stamps.
Step-by-step explanation:
Let x be the number of 20¢ stamps, then the number of 3¢ stamps is x + 9.
Mason has 56 total 49¢ and 20¢ stamps, then the number of 49¢ stamps is 56 - x.
Amounts:
- in 49¢:
cents; - in 20¢:
cents; - in 3¢:
cents.
Total amount:

- $23.55.
Hence,

Mason has
- 16 20¢ stamps;
- 25 3¢ stamps;
- 40 49¢ stamps.
Every pair of pants would cost 18/3 dollars
I’ll assume the c is b. (1/2) x (5) x (2) x (2) is 10
Try dividing 150 by 2 1/2 and your answer would be 6.25 you may want to double check that math though
m=52h
52 is the miles/hour, and you’re going for 4 hours, which is 208 miles.