Question

DRIVER'S ED Kara needs to get a 75% on her driving education test in order to get her license. If there are 35 questions on the test, how many does she need to answer correctly?

Short answer

The number of correct answers is 27.

Step-by-step solution

Step 1. Given information.

Kara to get her driving license needs to score 75%. There are 35 questions in the driving education test.

Step 2. Definition of percentage.

A percentage is a ratio that can be expressed as a fraction of 100.

Step 3. Assumptions and apply the definition of percentage

A percentage is a ratio that can be expressed as a fraction of 100.

$\frac{x}{35}=\frac{75}{100}$

Step 3. Calculations.

$$\begin{gathered} \frac{x}{35}=\frac{75}{100} \\ x=\frac{75\times 35}{100} \\ x=26.25 \end{gathered}$$

Hence, the number of correct answers is 27.