ENEM 2023 – Solved mathematics: questions 151 to 165
Source: INEP – proof and template of the 2nd day, Notebook 5 – Yellow.
The ENEM Mathematics and Technologies test 2023 was administered on the 2nd day and will from question 136 to 180. This post addresses questions 151 to 165. The numbering used here is that of the Notebook 5 – Yellow; us In other notebooks the same questions appear in a different order.
Template Question Subject Template 151 Percentage: daycare waiting list B 152 Sequences: pentagonal numbers E 153 Periodic functions: Ferris wheel A 154 Scatter and percentage plot B 155 Profit, revenue and cost D 156 Exponential growth D 157 Multiplicative principle and probability A 158 Conditional probability in steps A 159 Geometric progression D 160 Quadratic function: minimum value D 161 Percentage and algebraic expression A 162 Graph reading (parametric curve) B 163 Logarithms: sound level in decibels B 164 Volume of cone, frustum and cylinder B 165 Weighted average C Question 151: New rooms for the daycare center (percentage) Statement In January last year, the management of a factory opened a daycare center for children of its employees, with 10 rooms, each with the capacity to serve 10 children each year. Vacancies are drawn among employees’ children. registered, while those not included in the draw form a waiting list. Last year, the waiting list had 400 names, and this year, that number grew 10%.