Jill has to go to the post office before she drops her 3 children off at the elementary school. She is going straight home after
dropping them off. How long is Jill traveling roundtrip?
A. 9 miles
B. 12 miles
C. 18 miles
D. 27 miles
A. 9 miles
B. 12 miles
C. 18 miles
D. 27 miles
2 answers:
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Answer:
The fraction is
Step-by-step explanation:
Let the numerator be x and denominator be y
So, Fraction =
Now we are given that numerator and denominator of the fraction is increased by 2 and 1 respectively. it becomes 3/4
So, Fraction becomes :
----1
We are also given that the numerator and the denominator are decreased by 2 and 1 respectively , it becomes 1/2
So, Fraction becomes :
---- 2
Substitute the value of y from 2 in 1
Substitute the value of x in 2
So, Fraction =
Hence The fraction is