Express :
(i) Rs 5 as a percentage of Rs 25.
(ii) 80 paise as a percent of Rs 4.
(iii) 700 gm as a percentage of 2.8 kg.
(iv) 90 cm as a percent of 4.5 m.
(i) 5/25 x 100 = 20%
(ii) 80 paise as a percent of 400 paise (as/rupee = 100 paise)