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Questions and answers by
ijd
Questions (6)
Divide −9 by 27. Write the answer as a simplified fraction with the correct sign
4 answers
93 views
Divide 11 by −4. Write the answer as a mixed number with the correct sign.(1 point)
blank
4 answers
49 views
Without calculating, which of the following quotients can you determine will be positive?(1 point)
Responses −111 ÷ 37
4 answers
46 views
Which of the following does not have the same value as the others?(1 point)
Responses −3−7 Start Fraction negative 3 over
4 answers
28 views
Using the rules for dividing signed numbers, what is the quotient when you divide 56÷(−4)÷(−2)?(1 point)
Responses 28 28 7
7 answers
61 views
When will a fossil be used in finding the absolute age of rocks?(1 point)
Responses if it existed for a limited period of time
7 answers
64 views
Answers (10)
Use this paragraph: The half-life of carbon-14 is 5,700 years. A certain sample of wood has 20 grams of carbon-14 when it is alive. How many grams of carbon will it have after 5,700 years? (1 point) Responses 2 grams 2 grams 10 grams 10 grams 40 grams 40
Which statement best describes why most individual organisms never fossilized?(1 point) Responses Chemicals that fossilize organisms are rare. Chemicals that fossilize organisms are rare. Only organisms with hard parts fossilize. Only organisms with hard
Which quantity helps determine the absolute age of rocks and fossils?(1 point) Responses the ratio of carbon-12 to carbon-14 the ratio of carbon-12 to carbon-14 the difference between the amounts of carbon-12 and carbon-14 the difference between the
Which statement is correct?(1 point) Responses Division is both commutative and associative. Division is both commutative and associative. Division is neither commutative nor associative. Division is neither commutative nor associative. Division is
What is the quotient of −7÷(−3)?(1 point) Responses 3/7 Start Fraction 3 over 7 End Fraction −3/7 negative Start Fraction 3 over 7 End Fraction − 2 1/3 negative 2 Start Fraction 1 over 3 End Fraction 2 1/3
What is the quotient of −7÷(−3)?(1 point) Responses 37 Start Fraction 3 over 7 End Fraction −37 negative Start Fraction 3 over 7 End Fraction −213 negative 2 Start Fraction 1 over 3 End Fraction 213
Which of the following does not have the same value as the others?(1 point) Responses −3/−7 Start Fraction negative 3 over negative 7 End Fraction 3/−7 Start Fraction 3 over negative 7 End Fraction −3/7 negative Start Fraction 3 over 7 End Fraction
Without calculating, which of the following quotients can you determine will be positive?(1 point) Responses −111 ÷ 37 negative 111 divided by 37 657 ÷ −23 657 divided by Left Parenthesis negative 23 Right Parenthesis −725 ÷ −29 negative 725
What is the quotient of −91÷(−13)÷7?(1 point)
Divide 11 by −4. Write the answer as a mixed number with the correct sign.(1 point) blank$$
