Question 1

How many significant figures are there in 6,800?

Accepted Answer

A)  Two 
B)  Three 
C)  Four 
D)  Unable to determine 
A)  Two 
B)  Three 
C)  Four 
D)  Unable to determine D

Question 2

Simplify 5x4 * x.

Accepted Answer

A)  6x4 
B)  5x5 
C)  5x3 
D)  Already simplified 
A)  6x4 
B)  5x5 
C)  5x3 
D)  Already simplified B

Question 3

Simplify (a²)5.

Accepted Answer

A)  a10 
B)  a7 
C)  a32 
D)  a25 
A)  a10 
B)  a7 
C)  a32 
D)  a25 A

Question 4

Find the log of log453.

Accepted Answer

A)  2.656 
B)  6.116 
C)  -19.08 
D)  8.752 
A)  2.656 
B)  6.116 
C)  -19.08 
D)  8.752

Question 5

Express 103 in scientific notation.

Accepted Answer

A)  103 
B)  1 × 103 
C)  1000 
D)  log 1000 = 3 
A)  103 
B)  1 × 103 
C)  1000 
D)  log 1000 = 3

Question 6

Which of the following numeric expressions is written in scientific notation?

Accepted Answer

A)  1222 × 101 
B)  122.2 × 102 
C)  12.22 × 103 
D)  1.222 × 104 
A)  1222 × 101 
B)  122.2 × 102 
C)  12.22 × 103 
D)  1.222 × 104

Question 7

Express 8.333 in scientific notation.

Accepted Answer

A)  8.333 × 10-1 
B)  8.333 × 101 
C)  8.333 ×100 
D)  Cannot be written in scientific notation 
A)  8.333 × 10-1 
B)  8.333 × 101 
C)  8.333 ×100 
D)  Cannot be written in scientific notation

Question 8

Convert 8.25 R into the SI unit of exposure.

Accepted Answer

A)  3.20 × 103 C/kg 
B)  3.20 × 104 C/kg 
C)  2.13 × 10-3 C/kg 
D)  2.13 × 10-4 C/kg 
A)  3.20 × 103 C/kg 
B)  3.20 × 104 C/kg 
C)  2.13 × 10-3 C/kg 
D)  2.13 × 10-4 C/kg

Question 9

Which of the following is an example of a random error?

Accepted Answer

A)  Inaccuracies in the laser positioning system 
B)  Patient movement 
C)  Human error 
D)  Difference in cushioning capacity of couch materials between simulator and treatment table 
A)  Inaccuracies in the laser positioning system 
B)  Patient movement 
C)  Human error 
D)  Difference in cushioning capacity of couch materials between simulator and treatment table

Question 10

Simplify 5(3b)².

Accepted Answer

A)  15b2 
B)  5(9b2) 
C)  45b2 
D)  Already simplified 
A)  15b2 
B)  5(9b2) 
C)  45b2 
D)  Already simplified

Question 11

Transposition of numbers in a patient's chart is an example of which type of error?

Accepted Answer

A)  Systematic 
B)  Random 
C)  Blunder 
D)  None of the above 
A)  Systematic 
B)  Random 
C)  Blunder 
D)  None of the above

Question 12

Which of the following numeric expressions is written in scientific notation?

Accepted Answer

A)  8.333 × 104 
B)  83.33 × 103 
C)  833.3 × 102 
D)  8333 × 101 
A)  8.333 × 104 
B)  83.33 × 103 
C)  833.3 × 102 
D)  8333 × 101

Question 13

Solve for x in the equation x² - 1 = 0.

Accepted Answer

A)  0 
B)  1 
C)  -1 
D)  ±1 
A)  0 
B)  1 
C)  -1 
D)  ±1

Question 14

Express log2 16 = 4 in exponential notation.

Accepted Answer

A)  4 = v16 
B)  42 = 16 
C)  1.6 = 102 
D)  24 = 16 
A)  4 = v16 
B)  42 = 16 
C)  1.6 = 102 
D)  24 = 16

Question 15

Express log10 100 = 2 in exponential notation.

Accepted Answer

A)  1.0 × 102 
B)  102 = 100 
C)  210 = 100 
D)  10 = v100 
A)  1.0 × 102 
B)  102 = 100 
C)  210 = 100 
D)  10 = v100

Question 16

Which of the following is not a fundamental SI unit?

Accepted Answer

A)  Time 
B)  Distance 
C)  Weight 
D)  Electrical current 
A)  Time 
B)  Distance 
C)  Weight 
D)  Electrical current

Question 17

How many significant figures are there in 0.0068?

Accepted Answer

A)  Two 
B)  Three 
C)  Four 
D)  Five 
A)  Two 
B)  Three 
C)  Four 
D)  Five

Question 18

Solve for x in the equation 4(x + 6)= 6x - 16.

Accepted Answer

A)  1.6 
B)  3.2 
C)  4 
D)  12 
A)  1.6 
B)  3.2 
C)  4 
D)  12

Question 19

Solve for x in the equation 4x - 4 = 12.

Accepted Answer

A)  6 
B)  ±6 
C)  4 
D)  ±4 
A)  6 
B)  ±6 
C)  4 
D)  ±4

Question 20

Convert 2 Gy into rad.

Accepted Answer

A)  2 rad 
B)  20 rad 
C)  200 rad 
D)  2000 rad 
A)  2 rad 
B)  20 rad 
C)  200 rad 
D)  2000 rad

Exam 12: Applied Mathematics Review

How many significant figures are there in 6,800?

Simplify 5x4 * x.

Simplify (a²)5.

Find the log of log453.

Express 103 in scientific notation.

Which of the following numeric expressions is written in scientific notation?

Express 8.333 in scientific notation.

Convert 8.25 R into the SI unit of exposure.

Which of the following is an example of a random error?

Simplify 5(3b)².

Transposition of numbers in a patient's chart is an example of which type of error?

Which of the following numeric expressions is written in scientific notation?

Solve for x in the equation x² - 1 = 0.

Express log2 16 = 4 in exponential notation.

Express log10 100 = 2 in exponential notation.

Which of the following is not a fundamental SI unit?

How many significant figures are there in 0.0068?

Solve for x in the equation 4(x + 6)= 6x - 16.

Solve for x in the equation 4x - 4 = 12.

Convert 2 Gy into rad.

Cancer: An Overview

The Ethics and Legal Considerations of Cancer Management

Principles of Pathology

Overview of Radiobiology

Detection and Diagnosis

Medical Imaging

Treatment Delivery Equipment

Treatment Procedures

Infection Control in Radiation Oncology Facilities

Patient Assessment

Pharmacology and Drug Administration

Introduction to Radiation Therapy Physics

Aspects of Brachytherapy

Special Procedures

Particle Therapy

Radiation Safety and Protection

Patient Safety in Radiation Oncology

Quality Improvement in Radiation Oncology

Surface and Sectional Anatomy

Simulator Design

Computed Tomography Simulation

Photon Dosimetry Concepts and Calculations

Photon Dose Distributions

Electron Beams in Radiation Therapy

Electronic Charting and Image Management

Bone, Cartilage, and Soft Tissue Sarcomas

Lymphoreticular System Tumors

Endocrine System Tumors

Respiratory System Tumors

Head and Neck Cancers

Central Nervous System Tumors

Digestive System Tumors

Gynecological Tumors

Male Reproductive and Genitourinary Tumors

Breast Cancer

Pediatric Solid Tumors

Skin Cancers and Melanoma

Filters

Simplify 5x⁴ * x.

Simplify (a²)⁵.

Express 10³ in scientific notation.

Express log₂ 16 = 4 in exponential notation.

Express log₁₀ 100 = 2 in exponential notation.