Question
What is 5.5×104 multiplied by 2.2×10−8 ? Write the answer in scientific notation.(1 point)
Responses
1.21×10−5
1.21 times 10 superscript negative 5 baseline
12.1×10−4
12.1 times 10 superscript negative 4 baseline
1.21×10−4
1.21 times 10 superscript negative 4 baseline
1.21×10−3
Responses
1.21×10−5
1.21 times 10 superscript negative 5 baseline
12.1×10−4
12.1 times 10 superscript negative 4 baseline
1.21×10−4
1.21 times 10 superscript negative 4 baseline
1.21×10−3
Answers
Answer
What is 5.5×10^4 multiplied by 2.2×10^−8 ? Write the answer in scientific notation.(1 point)
Responses
1.21×10^−5
1.21 times 10 superscript negative 5 baseline
12.1×10^−4
12.1 times 10 superscript negative 4 baseline
1.21×10^−4
1.21 times 10 superscript negative 4 baseline
1.21×10^−3
Responses
1.21×10^−5
1.21 times 10 superscript negative 5 baseline
12.1×10^−4
12.1 times 10 superscript negative 4 baseline
1.21×10^−4
1.21 times 10 superscript negative 4 baseline
1.21×10^−3
Answer
A tape dispenser holds 1.14×104 mm of tape that is 12.7 mm wide. Multiply the two numbers to find the total area in square millimeters of tape. Write the product in scientific notation.(1 point)
Responses
14.478×10^5 mm^2
14.478 times 10 superscript 5 baseline mm squared
14.478×10^4 mm^2
14.478 times 10 superscript 4 baseline mm squared
1.4478×10^4 mm^2
1.4478 times 10 superscript 4 baseline mm squared
1.4478×10^5 mm^2
Responses
14.478×10^5 mm^2
14.478 times 10 superscript 5 baseline mm squared
14.478×10^4 mm^2
14.478 times 10 superscript 4 baseline mm squared
1.4478×10^4 mm^2
1.4478 times 10 superscript 4 baseline mm squared
1.4478×10^5 mm^2
Answer
A sugar cube has a volume of about 4.9 ml. What is the total volume in milliliters of 1.5×10^6 sugar cubes?(1 point)
Responses
7.35×10^5 ml
7.35 times 10 superscript 5 baseline ml
7.35×10^6 ml
7.35 times 10 superscript 6 baseline ml
0.735×10^7 ml
0.735 times 10 superscript 7 baseline ml
7.35×10^7 ml
7.32 times 10 superscript 7 baseline ml
Responses
7.35×10^5 ml
7.35 times 10 superscript 5 baseline ml
7.35×10^6 ml
7.35 times 10 superscript 6 baseline ml
0.735×10^7 ml
0.735 times 10 superscript 7 baseline ml
7.35×10^7 ml
7.32 times 10 superscript 7 baseline ml
Answer
Multiply 0.75 by 2.8×10^−5
.(1 point)
Responses
2.1×10^−5
2 point 1 times 10 to the negative 5 power
2.1×10^−7
2 point 1 times 10 to the negative 7 power
2.1×10^−4
2 point 1 times 10 to the negative 4 power
2.1×10^−6
2 point 1 times 10 to the negative 6 power
.(1 point)
Responses
2.1×10^−5
2 point 1 times 10 to the negative 5 power
2.1×10^−7
2 point 1 times 10 to the negative 7 power
2.1×10^−4
2 point 1 times 10 to the negative 4 power
2.1×10^−6
2 point 1 times 10 to the negative 6 power
Answer
When multiplying two numbers in scientific notation, what operations do you use on the coefficients and the exponents of the powers of 10?(1 point)
Responses
Add the coefficients and multiply the exponents of the powers of 10.
Add the coefficients and multiply the exponents of the powers of 10.
Multiply the coefficients and multiply the exponents of the powers of 10.
Multiply the coefficients and multiply the exponents of the powers of 10.
Add the coefficients and add the exponents of the powers of 10.
Add the coefficients and add the exponents of the powers of 10.
Multiply the coefficients and add the exponents of the powers of 10.
Responses
Add the coefficients and multiply the exponents of the powers of 10.
Add the coefficients and multiply the exponents of the powers of 10.
Multiply the coefficients and multiply the exponents of the powers of 10.
Multiply the coefficients and multiply the exponents of the powers of 10.
Add the coefficients and add the exponents of the powers of 10.
Add the coefficients and add the exponents of the powers of 10.
Multiply the coefficients and add the exponents of the powers of 10.
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