two numbers are in the ratio 3 ratio 5. if 9 is subtracted from both the new ratio is 12 ratio 23. find the first number.
answer is 27 ( but give me answers with concept.)
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Answered by
1
Answer:
first number be 33
Step-by-step explanation:
Let the first number be x
and second number be y
So,
two numbers=3x:5x
if 9 is subtracted from both the numbers
3x-9/5x-9=12/23
23(3x-9)=12(5x-9)
69x-207=60x-108
69x-60x=-108+207
9x=99
x=11
Now put the value of x in 3x:5x
3x=3×11=33
5x=5×11=55
hope it will be helpful to you
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0
Answer:
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