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WGU D125 - MATH 1111 Math for Elementary Educators I - Comprehensive OA Guide 2024 $12.49   Add to cart

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WGU D125 - MATH 1111 Math for Elementary Educators I - Comprehensive OA Guide 2024

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WGU D125 - MATH 1111 Math for Elementary Educators I - Comprehensive OA Guide 2024WGU D125 - MATH 1111 Math for Elementary Educators I - Comprehensive OA Guide 2024

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  • August 13, 2024
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  • 2024/2025
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D125 MATH 1111



Math for Elementary
Educators I

OBJECTIVE ASSESSMENT
GUIDE



2024

,1. Which number is both a factor of 24 and 36?

a) 3

b) 5

c) 7

d) 9



Answer: a) 3
Rationale: 3 is a common factor of both 24 and 36, while 5, 7, and 9
are not.



2. Which property of addition does the equation (3 + 4) + 7 = 3 + (4 + 7)
demonstrate?

a) Commutative Property

b) Associative Property
c) Distributive Property

d) Identity Property



Answer: b) Associative Property
Rationale: The Associative Property of Addition states that how
numbers are grouped in an addition problem does not change the sum.



3. What is the greatest common divisor (GCD) of 48 and 64?

, a) 4

b) 8

c) 16

d) 24



Answer: c) 16
Rationale: 16 is the largest number that evenly divides both 48 and 64.



4. Which of the following sets is closed under addition?

a) Even numbers

b) Odd numbers

c) Prime numbers

d) Rational numbers



Answer: a) Even numbers
Rationale: The sum of any two even numbers is always an even
number.



5. What is the value of x in the equation 3x - 7 = 11?

a) 2

b) 3

c) 6

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