Answer:
The American population was 20% of the British population.
Step-by-step explanation:
Let us call
the american population,
the British population before the migration, and
the population that migrated from America to Britannia.
Now, the population
that migrated was 20% of the american population:
,
and the same population
increase the British population by 4%:

Combining equation (1) and (2) we get:



Thus, the American population was 20% of the British population.
Answer: 5 the gcf is 5
Step-by-step explanation:
Answer:
when you subtract a negative number the two negative signs cancel out and it turns to a positive number
Step-by-step explanation:
in -6 - (-2)
the two - signs cancel out so it ends up being
-6+2 which is why it equals -4
Answer:
The division was computed incorrectly.
Step-by-step explanation:
Given
Workings:
to percentage

Required
Explain his error
The question says 5/8
Instead, Alejandro's working shows 8/5.
This working is done in an incorrect order and the correct solution is:
Let

Solve the fraction

Multiply by 100%


<em>Hence, option (a) is correct.</em>