Answer:
b
Step-by-step explanation:
Answer:
I think B
Cuz : he said that the medicine is equal to two-thirds the weight of the child's in pound which means 2/3 multiple 45 is 30
Isn't it?
Answer:

Step-by-step explanation:
Answer:
$890.4
Step-by-step explanation:
840 + .06(840)
840 + 50.4
890.4