1. The difference of 2 numbers is 60, with the ratio of 9 to 7. What are the numbers.?
a. 280, 220
b. 270, 210
C. 260, 200
d.290, 230
a. 280, 220
b. 270, 210
C. 260, 200
d.290, 230
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Answer:
B-270 and 210
Step-by-step explanation:
sana makatulong ;)
The answer is b.
Let
and 
be the numbers, so that
From equation 2, we get
which implies
Substitute the value of
in terms of 
to the first equation
Solving,
. Substitute 
to the first equation then solve for 
.
Therefore, the numbers are 270 and 210.