MAT 142 Problem set
Unit: Finance
Topic: Simple Interest
Directions: Solve the following problems. Please show your work, show the correct formula and explain your
reasoning.
1.
Nestor borrows $10,000 from the shady loan shark, Mr. Wildcat. Mr. Wildcat te

MAT 142 Problem set
Unit: Probability
Topic: Introduction to counting methods
Directions: Solve the following problems. Please show your work and explain your reasoning.
1. Suppose you have socks loose in a drawer. You have a black sock, a gray sock and a

Dimensional Analysis
1. The recommended pediatric dosage of Benadryl is 1.25mg of Benadryl for every 2 kg
of body weight. If 1 kg = 2.2 pounds, how much should be given to a 37lb child?
2.
Convert 30 miles per hour into feet per second.
3. Jane stands 5-f

Formulae for Finance
(
)
(
)
[
(
(
)
(
]
( )
)
[
)
I = interest
P = principal
r = interest rate in decimal form
t = total time in years
A = amount after time (maturation
value)
n = number of compounding periods per
year
PMT = payment amount
U = unpaid bal

This question contains some formulas from the Probability Unit. It also contains an image of a deck of cards and the sample space for rolling a pair of dice. I
You need to click True below to receive credit for this problem.
You may return to this questio

Formulae for Geometry
Pythagorean Theorem: a 2 b 2 c 2
Conversion factors:
1 yd = 3 ft = 36 inches
1 ft = 12 inches
1 mile = 5280 ft
1 m = 100 cm = 1000 mm
1 km = 1000 m
sin A
opposite
hypotenuse
hypotenuse
opposite
adjacent
hypotenuse
opposite
tan A
ad

MAT 142 Problem set
Unit: Sets (2.1)
Topic: Language of sets
Directions: Solve the following problems. Please show your work and explain your
reasoning.
1. The table below shows a collection of high school mascots from Arizona in the
Southern Central Athl

MAT 142 Problem set
Unit: Statistics
Topic: Organizing and Visualizing Data
Directions: Solve the following problems. Please show your work, and explain your reasoning.
Consider the set of test scores shown below
88, 82, 95, 71, 91, 95, 86, 83, 76, 83, 96