MGF 1107 Lecture Notes - Lecture 2: United States Customary Units

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Published on 6 Nov 2019
School
Course
Professor
MGF 1107
Pre-Class Assignment 2A/2B
Read through sections 2A and 2B in your book and answer the following questions.
1) Define:
a) unit describes what the quantity measures or counts.
b) unit analysis is the process of working with units to help solve problems.
2) Why do you think we need units when keeping track of real-life numbers?
We need them while keeping track of real-life numbers, because we need to have an
organized way of counting and measuring various types of quantities. As we know,
having things organized is always the best, and that’s why units are so important.
3) What does the word ‘per’ imply in mathematical problems?
The word ‘per’ in mathematical problems imply dividing/division.
4) What does the word ‘ofimply in mathematical problems?
The words ‘ofimplies multiplications (multiply numbers).
5) Give one example from the US customary system and the international metric system
for the measurements in the following chart.
MEASURE
US CUSTOMARY SYSTEM
INTERNATIONAL METRIC SYSTEM
LENGTH
Miles
Kilometers
WEIGHT
Pounds
Kilograms
VOLUME
Gallons
Liters
6) List 2 units/rates that you personally come across in every day life (ie. dollars per pound)
a) Miles per hour
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