Answer to Questions One:
$20
Step-by-step explanation:
18 - 5 = 13
13 + 7 = $20
Henry has 20 dollars.
Answer to Question Two:
18/25
Step-by-step explanation:
Add the percentage of what they ate.
51% + 21% = 72%
Turn that into a fraction
72/100
Simplify
72/100 = 18/25
Answer: 18/25