\begin{tabular}{l} Select all of the following which describe the physical development of three-year-olds. \\ \( \begin{array}{l}\text { Crawling } \\ \text { Continuing to have temper tantrums } \\ \text { Growing slow and steady } \\ \text { Hopping on one foot } \\ \text { Playing with play dough } \\ \text { Walking up and down stairs } \\ \text { Walking with help }\end{array} \) \\ \hline\end{tabular}

20. What is the difference between the biggest and the smallest fraction among \( \frac{2}{3}, \frac{3}{4}, \frac{4}{5} \) and \( \frac{5}{6} \) ? \( \begin{array}{llll}\text { (a) } \frac{1}{6} & \text { (b) } \frac{1}{12} & \text { (c) } \frac{1}{20} & \text { (d) } \frac{1}{30}\end{array} \)

Which of the follawing lest deacribes the pattern: \( 4,8,12, \ldots \) A) \( 1+m, 4+m, 8+m \) B) \( m^{2}, m^{3}, m^{4} \) C) \( m, 2 m, 3 m \) D) \( m, \frac{m}{2}, m \)

a función racional \( f(x)=\frac{3 x^{2}+5 x+1}{(x+1)\left(x^{2}+3\right)} \). Al realizar la descomposición en fraciones parciales tenemos la siguiente forma.

\begin{tabular}{l|l} s era & \( \begin{array}{l}\text { menos ou a mais que a medida indicada na etıqueta } \\ \text { do lote. }\end{array} \) \\ s de & \( \begin{array}{l}\text { Para que o lote seja aprovado, as possíveis medidas do } \\ \text { diâmetro de cada tubo são todas as que estão entre }\end{array} \)\end{tabular}

61 point How did the Greeks react to Alexander's desire to unit them with Persia? They liked it because it meant more trade They were angry because they saw Persians as inferior They welcomed it because it meant they could stop fighting