hello mates please ans. my qu. --The differance of two numbers is 9 and they are in ratio 4:7. find the number
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4:7
let it be 4x and 7x
take as 7x -4 x because the answer is a positive integer
7x-4x=9
3x=9
x=9/3
=3
4x=4×3=12
7x=7×3=21
verification
12:21=4:7
21 -12 = 9
let it be 4x and 7x
take as 7x -4 x because the answer is a positive integer
7x-4x=9
3x=9
x=9/3
=3
4x=4×3=12
7x=7×3=21
verification
12:21=4:7
21 -12 = 9
satyam2926:
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thakyou for thanking my question
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tamil nadu what about you. What grade are you. I'm grade 7
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