Answer: A The student earns 5.25 more as a store clerk
Step-by-step explanation: take 745.50 divide it by how many hours so 45 then you get 16.50 then take any amount of money in the table but with the corresponding hours then divide them so I picked 6 hours divided by 67.50 which gave me 11.25 last step 16.50-11.25=5.25 so the store clerk makes 16.50 more than being a baby sitter