correct answer is: c) 300 & 420

Explanation

Two numbers ratio is KaTeX parse error: KaTeX doesn't work in quirks mode.
Let, One number is KaTeX parse error: KaTeX doesn't work in quirks mode.
Another number is KaTeX parse error: KaTeX doesn't work in quirks mode.
According to the question,
KaTeX parse error: KaTeX doesn't work in quirks mode.
KaTeX parse error: KaTeX doesn't work in quirks mode.
KaTeX parse error: KaTeX doesn't work in quirks mode.
KaTeX parse error: KaTeX doesn't work in quirks mode.
KaTeX parse error: KaTeX doesn't work in quirks mode. One number is KaTeX parse error: KaTeX doesn't work in quirks mode. or KaTeX parse error: KaTeX doesn't work in quirks mode.
KaTeX parse error: KaTeX doesn't work in quirks mode.
And another number is KaTeX parse error: KaTeX doesn't work in quirks mode. or KaTeX parse error: KaTeX doesn't work in quirks mode.
KaTeX parse error: KaTeX doesn't work in quirks mode.
Ans: The numbers are KaTeX parse error: KaTeX doesn't work in quirks mode. & KaTeX parse error: KaTeX doesn't work in quirks mode.