University of Wollongong
School of Electrical, Computer and Telecommunications Engineering
ECTE290
1
Homework 11a
Chapter 13, Solution 1.
Known quantities:
The base 10 representation of five numbers: 401
10
, 273
10
, 15
10
, 38
10
, 56
10
.
Find:
The hex and the binary representation for these numbers.
Analysis:
Using the methodologies introduced in paragraph 13.2:
a)
191
16
, 110010001
2
b)
111
16
, 100010001
2
Chapter 13, Solution 2.
Known quantities:
The hex representation of five numbers: A
16
, 66
16
, 47
16
, 21
16
, 13
16
.
Find:
The base 10 and the binary representation for these numbers.
Analysis:
Using the methodologies introduced in paragraph 13.2:
a)
1010, 10102
b)
10210, 11001102
Chapter 13, Solution 3.
Known quantities:
The base 10 representation of four numbers: 271.25
10
, 53.375
10
, 37.32
10
, 54.27
10
.
Find:
The binary representation for these numbers.
Analysis:
Using the methodologies introduced in paragraph 13.2:
a)
100001111.01
2
b)
110101.011
2
Chapter 13, Solution 4.
Known quantities:
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 Three '09
 ZhengLi
 Binary numeral system, binary representation, Telecommunications Engineering ECTE290

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