Answer:This is so confusing
Step-by-step explanation:
Answer:
60 stamps
Step-by-step explanation:
Has 33 now. Before adding 13 stamps, she had (33-13) 30. This is half of her total, since she already sold half. To get the whole, multiply 30 by 2. 60 She started with 60
Answer:
75
Step-by-step explanation:
75 × 75 = 5625
75² = 5625