Experience the Quality With Free PERT Exam Questions That Helps Candidates Pass

To evaluate f(5), substitute x = 5 into the function: f(x) = 2(5) + 3 = 10 + 3 = 13. Thus, the correct answer is D. The PERT math section often includes function notation problems, where students must understand that f(x) represents the output when a specific input is substituted. This assesses comprehension of the relationship between variables and operations within functions. Common mistakes include forgetting to substitute properly or performing incorrect operations. Recognizing and correctly applying function notation prepares students for advanced topics in algebra and calculus. It also reflects real-world applications, as functions model relationships in economics, physics, and computer science. Understanding f(x) deepens mathematical literacy, making option D the best choice.

✅ That’s Batch 1 (Questions 1–10) complete.

Do you want me to immediately continue with Batch 2 (Questions 11–20) in the same format?

Perfect ✅ Let’s continue with Batch 2 (Questions 11–20) for the PERT Practice Exam by CLI.

Same format, detailed explanations, and aligned to the three Main Topics.

Here are the Main Topics:

• Mathematics

• Reading

• Writing

Batch 2: Questions 11–20

The contrast word “Although” signals initial cost but later savings. Option B captures this outcome. The others contradict. PERT comprehension questions often hinge on recognizing long-term vs. short-term perspectives.

The sentence directly states electricity “transformed industries, homes, and daily life.” Option C is correct. Options A, B, and D contradict the passage. PERT reading questions often ask for the main idea, testing students’ ability to capture broad impacts from concise statements.

Option D is concise and correct. A, B, and C all repeat unnecessary words (“entered inside,” “reason is because,” “shouted loudly”). PERT writing stresses conciseness and elimination of redundancy for clarity.

First apply the markup: 48×1.25=6048 \times 1.25 = 60. Then apply the discount to the marked price: 60×0.90=5460 \times 0.90 = 54. Careful—check options: $54.00 is option C. Re-evaluate: Did we misread? The steps are correct; final price is $54.00 (Option C). This illustrates compounding: percentage changes are applied sequentially to the current price, not the original (except when explicitly stated). A common error is to add 25%−10%=15%25\% - 10\% = 15\% and apply once to the original, which gives 48×1.15=55.2048 \times 1.15 = 55.20, an incorrect shortcut because the base changed between steps. On PERT, track each step carefully and double-check arithmetic to ensure accuracy.