Question

if (81)% = 243 then find n

Answer 1

81 % of n = 243

=> 81n/ 100 = 243

=> 81n = 243 × 100

=> 81n = 24300

=> n = 24300 / 81

=> n = 300

Answer 2

81 % of n = 243

81/100×n =243

n=243×100/81

n = 27×100/9

n = 3×100/1

n =300