Q1
Convert to scientific notation: 0.0509.
Q2
Divide: 2.4×10−9/6×10−6. Enter your answer as an integer or a decimal.
Q3
Divide: 6.3×105/9×103. Enter your answer as an integer or a decimal.
Q4
In 1942, the U.S. Mint produced 154,500,000 nickels. Write 154,500,000 in scientific notation.
Note: Be sure to use the multiplication sign, ×, rather than the letter X in your answer.
Q5
The Gross Domestic Product (GDP) for the United States in the first quarter of 2014 was approximately $1.71×1013. If you wrote this number in standard notation, it would be the number 171 followed by how many zeros?
Q6
At the start of 2012, the US federal budget had a deficit of more than $1.5×1013. Convert this number to decimal form.
Q7
Convert to decimal form: 9.85×10−7.
Q8
The width of a proton is 1×10−5 of the width of an atom. Convert this number to decimal form.
Q9
Convert to scientific notation: 0.64.
Note: Be sure to use the multiplication sign, ×, rather than the letter X in your answer.
Q10
The population of the world on July 4, 2010 was more than 6,850,000,000. Write the number in scientific notation.
Q11
Multiply: (8.1×107) (8×10−5). Enter your answer as an integer or a decimal.
Q12
Divide: 3.6×1019.0×10−3. Enter your answer as an integer or a decimal.
Solution
Q1
Convert to scientific notation: 0.0509.
Ans: 5.09×10−2
Q2
Divide: 2.4×10−9/6×10−6. Enter your answer as an integer or a decimal.
Ans: 0.0004
Q3
Divide: 6.3×105/9×103. Enter your answer as an integer or a decimal.
Ans: 70…………….please follow the link below to purchase the solution at $5
