Answer :
Answer:
7 books
Step-by-step explanation:
1.how one book cost
28:4
2.one book cost $7
3.how much books we buy for $49
49:7=7
Answer:
7 books
Step-by-step explanation:
1.how one book cost
28:4
2.one book cost $7
3.how much books we buy for $49
49:7=7