Question

please do it faster ​

Answer 1

Step-by-step explanation:

18 is correct answer☺️☺️

Answer 2

Step-by-step explanation:

Let the missing number be x

According to the question,

$\sf : \implies {21} \times {x} = {14} \times {27} \\ \sf : \implies x = \frac{14 \times 27}{21} \\ \sf : \implies x = \frac{2 \times 27}{3} \\ \sf : \implies x = 2 \times 9 = 18 \: ans.$