Answer:
read below
Explanation:
1. $4, five granola bars cost $20. $20/5 = $4
2. 40 miles per hour, travels 100 miles at a constant speed for 40 miles. 100/2.5 = 40 miles
3. 12.5 situps per minute, 50 situps in 4 minutes. 50/4 = 12.5
4. $1.43 per one ounce, 3 ounces cost $4.29. 4.29/3 = $1.43