Answer:
1. How many marbles were left to Mario?
2. How many marbles did Mario buy?
3. 5 packs, each containing 30 marbles, Mario gave 24 marbles to Joey
4. Multiplication (x) and Subtraction (-)
5. (5 packs x 30 marbles) - 24 marbles = 126 marbles
Step-by-step explanation:
This problem is pretty easy :>