Use the given scale factor and the side lengths of the the scale drawing to determine the side lengths of the real object.
2 answers:
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GIVEN
1) Females outnumber males by 3 to 2.
2) There are 1770 people in the city.
SOLUTION
Let the number of males be x and the number of females y. Therefore, the total number of people can be written to be:
If there are 3 females for every 2 males, we have that:
We can substitute equation (2) into equation (1) and solve for y:
Dividing both sides by 5, we have
There are 1062 females in the county.
it would be y = -12/5. Hes the work. hope this helps!
