The ratio of two numbers is 4: 5. At the same time, one number is 3 more than the other. Find those numbers.
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Answer:
Correct option is
A
90
Let the number be 4x and 5x.
According to the question,
⇒
5x+20
4x+20
=
7
6
⇒28x+140=30x+120
2x=20
x=10
⇒Sum=4x+5x=9x
=9×10
=90.
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