Is 9.1 x 10^(-7) in scientific notation? Rewrite it in scientific notation if it is not.
Yes
100
(2 x 10^7) x (3 x 10^2). Your final answer itself should be in scientific notation.
6 x 10^9
100
(7 x 10^3) + (2 x 10^3). Keep your final answer in scientific notation.
9 x 10^3
100
A corporation earned a profit of $2.5 × 10^4 for 1 × 10^3 days in a row. What was the corporation’s total profit during this time period? Write your final answer in scientific notation.
The corporation's total profit was $2.5 x 10^7.
100
Does Beyonce or Rihanna have more number-one hits on the US billboard charts?
Rihanna (14 number ones) has more than Beyonce (5 number ones)
200
Is 867.3 x 10^7 in scientific notation? Rewrite it in scientific notation if it is not.
No, it should be 8.673 x 10^9
200
(6 x 10^3) x (7 x 10^5). Your final answer itself should be in scientific notation.
4.2 x 10^9
200
(7.8 x 10^(-2)) - (3.7 x 10^(-2)). Keep your final answer in scientific notation.
4.1 x 10^(-2)
200
In 2013 the Los Angeles Dodgers opening day payroll was about $2.16 × 10^8 and the Houston Astros opening day payroll was about $2.4 × 10^7. How much higher was the Dodgers’ payroll?
The Dodgers' payroll was $1.92 x 10^8 higher OR The Dodgers' payroll was about 9 times higher.
200
How many times have the Redskins been to the superbowl?
3: 1982, 1987, 1991
300
Is 0.678 x 10^5 in scientific notation? Rewrite it in scientific notation if it is not.
No, it should be 6.78 x 10^4
300
(6 x 10^8) / (3 x 10^12). Your final answer itself should be in scientific notation.
2 x 10^(-4)
300
(9.6 x 10^2) + (9 x 10^3)
9.96 x 10^3
300
A TV show had 3.5 × 10^6 viewers for their first episode and 8.5 × 10^6 viewers for their second episode. How many viewers did they have overall? Your final answer should be in scientific notation.
They had about 12 x 10^6 viewers overall.
300
What did Kelly Miller, the man this school is named after, study for his phd at John Hopkins?
Mathematics!
400
Is 0.00078901 x 10^6 in scientific notation? Rewrite it in scientific notation if it is not.
No, it should be 7.8091 x 10^2
400
(2 x 10^(-2))/(8 x 10^3). Your final answer itself should be in scientific notation.
2.5 x 10^(-6)
400
1.89 x 10^(-2) + 9.78 x 10^3
9.7800189 x 10^3
400
If light travels about 6x10^8 miles in one hour, how many miles will it travel in one minute? Express your final answer in scientific notation.
Light will travel about 1 x 10^7 miles in one minute.
400
What's the name of the original 4 destiny's child members?
Beyonce, Kelly, LaTavia, LeToya
500
Is 6.7 + 10^2 in scientific notation? Rewrite it if it is not (reminder: the re-write should equal the same quantity as 6.7 + 10^2 if it is not).
No, it should be 1.067 x 10^2
500
(6.78 x 10^7) x (8.9 x 10^41)
6.0342 x 10^49
500
8.89 x 10^(-7) - 9.87 x 10^(-5)
-9.7811 x 10^(-5)
500
A speck of dust in an electron microscope is 1.2 × 10^2 millimeters wide. The image is 5×10^5 times larger than the actual size. How many millimeters wide is the actual speck of dust? Express your final answer in scientific notation.
The actual speck of dust is 2.4 x 10^(-4) millimeters wide.
500
In what year did D.C. get the right to vote for president?