He has $.50 left
1/2 on baseball cards = $2.00
1/4 on a drink = $1.00
1/8 on bible gum = $.50
Which adds up to $3.50 so therefore he has 50 cents left
4.00 - 3.50 = .50
I would try using a table. It might work better.
Answer:
a=28
Step-by-step explanation:
a+20=48
a=48-20
a=28
Travels by 2 so therefore the answer is B