PTCB Exam Practice Test Questions & Answers with Rationale: Latest Edition

PTCB EXAM PRACTICE TEST
QUESTIONS AND ANSWERS WITH
RATIONALE; LATEST EDITION;
ALREADY VERIFIED ANSWERS;
GRADED A+




Add these fractions: 1/3 + 1/6 = ?
a. 1/3
b. 1/6
c. 1/2
d. 1/9 - correct answer- c. 1/2


Convert 75% to a fraction:
a. 2/3
b. 2/4
c. 1/4
d. 3/4 - correct answer- d. 3/4

,Convert this fraction to a decimal: 4/5
a. 0.4
b. .8
c. .4
d. 0.8 - correct answer- d. 0.8


Divide these fractions: 4/5 x 3/8 = ?
a. 12/40
b. 32/15
c. 15/32
d. 2 and 2/15 - correct answer- d. 2 and 2/15


Find the mean of these four numbers: 1,3,5,7
a. 4
b. 5
c. 6
d. 7 - correct answer- a. 4 1+3+5+


Find the median of these six numbers: 20,22,24,26,28,30

,a. 24
b. 26
c. 25
d. 20 - correct answer- c. 25


How many milliliters are in a fluid ounce?
a. 30
b. 15
c. 5
d. 473 - correct answer- a. 30


How much does a liter of ethanol, which has a specific
gravity of 0.787, weigh compared to a liter or water?
a. A trick question, they weigh the same
b. 213 milligrams less than water
c. 213 grams less than water
d. None of the above - correct answer- d. None
of the above

, Identify which statement about DEA numbers is TRUE.
a. If the holder of the DEA number is a mid-level
practitioner, the first letter will always be "A" and "B".
b. The second letter of the DEA number is always the last
letter of the holder's first name
c. The seventh number is always the last number of the
sum of the odd group and double the sum of the even
group
d. The first, third and fifth numbers are called the even
group, and the second, fourth and sixth numbers are
called the odd group - correct answer- c. The
seventh number is always the last number of the sum of
the odd group and double the sum of the even group


If 50 tablets cost $28.00, how much does 25 tablets cost?
a. $14.00
b. $15.00
c. $16.00
d. $20.00 - correct answer- a. $14.00 50/28.00
* 25