Answer:
15 ft
Step-by-step explanation:
1 inch: 3 feet is a ratio so to get 5 inches, the 1 was muliplied by 5 so you just do the same to the 3 feet. Multipiy 3 by 5 and you get 15 feet.
Correct me if I'm wrong though, its been a while since I did these.
$10,500
since his income is b/n $50,000 and $100,000, he pays 15%, (15/100)70,000=$10,500
Happy Chrismas friend!