Question

Which of the following is not true?
(1) 5 : 25 = 20%
(2) 0.27% = 0.0027
(3) 7.4% = 37 : 50
(4) 18 : 72 = 25%

Answer 1

option (3) is not true .

it will be ,
7.4 / 100 = 74 / 10 × 100 =0.074

hope it helps .