Question

3) Find x in the following.
(i) x: 7 = 120:420 (ii) 8: x = 80 : 50
(iii) 11:121 = X: 231 (iv) 13:39 = 14:X
(v) x: 7 = 82:574 (vi) 60 : x = 52:39
(vii) 56:49 = x: 70 (viii) 7:24 = 105: X
(ix) 3:17 = x: 255 (x) 6:x = 78: 65​

Answer 1

Answer:

i=200

Step-by-step explanation:

x:7=120:420

x/7=120/420

420x=840

x=200