AnswersSY2025-26 - 1205010 MJ Grade 6 Mathematics Sem 1 CRUnit Test

Unit Test — Unit test Answers

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21
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When dividing 8,164 by 78.5, what is the place value of the last digit in the quotient?

A
ones
B
tenths
C
hundredths
D
thousandths
22
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Carson wants to divide 128 by 3.2. What is the place value of the first digit in his answer?

A
tenths
B
ones
C
tens
D
hundreds
23

The length of a rectangular wall is 16.5 feet. The height of the wall is 8.625 feet. Cameron determines the area of the wall to be 1423.125 square feet. Which best explains the reasonableness of Cameron’s solution?

A
Cameron’s solution is reasonable because there are four decimal places in the factors and four decimal places in the product.
B
Cameron’s solution is reasonable because there are three decimal places in the factors and three decimal places in the product.
C
Cameron’s solution is unreasonable because is 153, and 153 is not close to his product.
Option C
D
Cameron’s solution is unreasonable because is 100, and 100 is not close to his product.
Option D
24

Rathan thinks all factors of even numbers are even. Is Rathan correct or incorrect?

A
He is correct because the product of 2 and any number is odd.
B
He is correct because the product of two even numbers is even.
C
He is incorrect because the product of an even number and an odd number is even.
D
He is incorrect because the product of two odd numbers is odd.
25

One floor of a dollhouse is 1.6 feet tall. The dollhouse contains two levels of living areas and an attic for a total of 2.5 floors. Jaime estimates the height of the dollhouse by computing . How does her estimate compare to the actual height of the dollhouse?

Question illustration
A
Her estimate is greater than the actual height because both factors were rounded up.
B
Her estimate is less than the actual height because both factors were rounded up.
C
Her estimate is greater than the actual height because both factors were rounded down.
D
Her estimate is less than the actual height because both factors were rounded down.

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