Find the value of x if
(i) 8% of ₹ x is ₹ 100
(ii) 32% of x kg is 400 kg
(iii) 35% of ₹ x is ₹ 280
(iv) 45% of marks x is 405
(i) 1250
(ii) 1250
(iii) 800
(iv) 900
(i) 8% of x = 100 ⇒ x = (100 × 100)/8 = 1250.
(ii) 32% of x = 400 ⇒ x = (400 × 100)/32 = 1250.
(iii) 35% of x = 280 ⇒ x = (280 × 100)/35 = 800.
(iv) 45% of x = 405 ⇒ x = (405 × 100)/45 = 900.