Question

9 : x :: 81 : 90 find the value of x​

Answer 1

Answer:

10 is the correct answer hope it will help you mark me as brainliest

Answer 2

Answer:-

$9:x::81:90 \\ \green{Product \: of \: means \: = \: Product \: of \: extremes} \\ 82 \: × \: x \: = \: 90 \: × \: 9 \\x\: = \: \cancel\frac{90 \: × \: 9}{81} \: = \: 10 \\ So \: the \: value \: of \: x \: is \: \blue{10}$