Question

please solve question no 3 fast​

Answer 1

Step-by-step explanation:

(i) 15 and 45

Let third proportional be 'x' 

Then 15:45 = 45:x 

⇒4515=x45

⇒x=135

(ii) 16 and 36 

⇒16:36=36:k

⇒3616=x36

⇒x=81