आसान
यदि 15:x::18:12 हो तो x का मान होगा –
Explanation
Explanation
अनुपात a:b :: c:d में, a/b = c/d होता है। अतः 15/x = 18/12, जिससे x = (15 x 12)/18 = 180/18 = 10।
PRO TIP
Re-check your working by substituting the answer back into the original question.