LIVE | 代数基础（模块1）基础能力测试

代数基础: 基础能力测试

LIVE课程将用最简单的语言将最复杂的数学概念去芜存菁。在开始上课前，让我们来确认你已经掌握了我们将在本课程中使用的基本概念。如果您在此测试中答出 80%以上的题目，同时在 place-out test 中得到低于 70%的分数，那么就从这个模块开始学习吧！这个测试对你来说应该很容易，因为它只是基础能力测试。

考试时间还剩下：

10:00

Which of these numbers is the largest?

$\displaystyle \frac{2}{5}$

$0.45$

$\displaystyle \frac{1}{3}$

$\displaystyle \frac{11}{30}$

$0.7^2$

A class has $16$ girls and $24$ boys. What is the ratio of boys to girls, as a fraction in simplest form?

$\displaystyle \frac{16}{24}$

$\displaystyle \frac{2}{3}$

$\displaystyle \frac{3}{2}$

$\displaystyle \frac{24}{16}$

$\displaystyle \frac{3}{5}$

If a $40$ -inch-tall person grows by $25\%$ , how many inches tall is the person after growing?

$50$

$40.25$

$65$

$10$

$44$

If a car drives at a speed of $35$ miles per hour for $12$ minutes, how many miles will it go?

$420$

$35$

$\frac{35}{12}$

$17.5$

$7$

Find the value of $0.125 \times 888.$

$444$

$109.40$

$111$

$11.1$

$111000$

Find the simplified form of $\frac{13}{117}.$

$\displaystyle \frac{1}{9}$

$\displaystyle \frac{1}{19}$

$\displaystyle \frac{1}{17}$

$\displaystyle \frac{13}{117}$

$\displaystyle \frac{1}{13}$

How many $x$ 's are there in

$\frac{1}{2} x + \frac{1}{2} x + \frac{1}{2} x ?$

$3$

$2$

$1.5$

$1$

$0.5$

The reciprocal of a non-zero variable $x$ is equal to:

$\displaystyle \frac{x}{10}$

$\displaystyle \frac{1}{x}$

$x-1$

$-x$

$1-x$

$\sqrt{5} + \sqrt{5} = ?$

$\sqrt{10}$

$5$

$\displaystyle \frac{2}{5}$

$2\sqrt{5}$

$4\sqrt{5}$