B
subtract 100,000 from 580,000 then divide by 800
The initial amount, (original starting amount) is 18,000.
Step-by-step explanation:
Distance between 2 towns 360 miles showed length 3 inches
1800 miles = ? inches
360 miles = 3 inches
1 miles = 3/360 inches
1800 miles = 3/360 × 1800
= 15 inches
