Respuesta :
the answer is 10 pounds because?
30×1.10=33
1.50×10=15
30-15=15
.90×15=18
18+15=33
30×1.10=33
1.50×10=15
30-15=15
.90×15=18
18+15=33
Answer:
10
Step-by-step explanation:
just did a exam and got it right