• # question_answer 13) The number of enrolments in a school has increased from 1800 to 2016, The percentage increase in the enrolments is __ A)  10%                            B)  11%          C)  12%D)  13%

(c): $%\text{ }age\text{ }increase=\frac{2016-1800}{1800}\times 100%$ $=\frac{\cancel{216}}{\cancel{1800}}\times 100%=12%$