I think that the baby would weight 18 pounds if her weight doubles in six months
D = 390mi
r = 60 mi/h
390/60 = 6.5
(t) = 6.5 h
The statement is False.
For this, it is enough to show a case in which the subtraction of two positive numbers is negative.
For this, we must choose two numbers.
Suppose we want to subtract the following numbers:
Number 1: 5
Number 2: 10
Subtracting both numbers we have:
We observe that the result is negative. Therefore, the given conclusion is false.
Answer:
Counterexample: