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Questions (124)

The temperature of the sun at its center is about 2.7x10^7 degrees Fahrenheit. What is this temperature written in decimal
1. 3 answers
2. 228 views
A strand of hair has an average mass of 2.17 × 10^-5 ounces. A grain of rice has an average mass of 0.002 ounces. How much
1. 3 answers
2. asked by Mucho
3. 872 views
Kendra finds the dimensions of a sticky note. She uses a meter stick to determine that the dimensions are 1.25x10^-8 meters wide
1. 3 answers
2. 138 views
Jim’s music library on his phone holds 1,900 songs. The songs have an average time of 3.5 minutes. Use scientific notation to
1. 3 answers
2. 129 views
In government class, Nadia computed the amount of debt of the federal government after a third of of it was paid in 1995. The
1. 3 answers
2. 71 views
Sam is comparing the half-life of two isotopes of uranium. The half-life of Uranium-238 is 4.5x10^9 years. The half-life of
1. 3 answers
2. 60 views
A skyscraper has a mass of 2.2x10^5 tons. Another skyscraper in the same town has a mass of 3.7x10^5 tons. What is the combined
1. 3 answers
2. 222 views
A certain insect is approximately 4x10^-2 inches long. A second insect is about 1.3x10^-1 inches long. What is the total length
1. 3 answers
2. 112 views
An American football field has an area of 6.4x10^3 square yards. A Canadian football field is 3,350 square yards larger. What is
1. 3 answers
2. 80 views
A human hair has a diameter of about 4x10^-3 inches. A fingernail is about 0.011 inches thicker. How thick is a fingernail?
1. 3 answers
2. 68 views
Calculate 6.25x10^6-4.73x10^6. Express your answer in scientific notation to 2 decimal places.
1. 3 answers
2. 305 views
The average distance from earth to mars is 2.25x10^8 km, and the distance from Earth to Neptune is 4.3514x10^9 km. How much
1. 3 answers
2. 60 views
Human hair grows at a rate of about 6.849x10^-4 cm per hour. The rate depends on gender, genetics, age, and health. Find the
1. 3 answers
2. 90 views
Human hair grows at a rate of about 6.849x10^-4 cm per hour to 2.329x10^-2cm per hour. The rate depends on gender, genetics,
1. 3 answers
2. 67 views
Earth’s radius is approximately 3,959 miles, while Jupiter’s radius is approximately 4.3441x10^4 miles. How much bigger is
1. 3 answers
2. 204 views
Subtract 4.66x10^-5-7.34x10^-7
1. 3 answers
2. 180 views
The size of a hydrogen atom is about 1.2x10^-10m across. The size of an oxygen atom is 0.000000000152m across. What is the
1. 3 answers
2. 236 views
Platelets and red blood cells are components of the blood. A typical platelet and red blood cell have diameters of approximately
1. 3 answers
2. 117 views
China and India are the most populous countries in the world. China’s population is approximately 1.45x10^9, while India’s
1. 3 answers
2. 218 views
What is 5.6x10^4 mu
1. 3 answers
2. 25 views
An average American household uses about 1.04×10^5 kilowatt hours of electricity, a year. If a Power Station generates
1. 3 answers
2. 51 views
An average American household uses about 1.04×10^4 kilowatt hours of electricity, a year. If a Power Station generates
1. 3 answers
2. 53 views
There are about 1.6×10^3 meters in a mile about how many miles are there in 3.52×10^7 meters? Write your answer in scientific
1. 3 answers
2. 55 views
An online battle storage facility has 1.326×10^13 bites of storage available it has 2.6×10^4 customers how many bytes of
1. 3 answers
2. 52 views
An online data storage facility has 1.326×10^13 bites of storage available it has 2.6×10^4 customers how many bytes of storage
1. 3 answers
2. 129 views
A public aquarium is being built to contain neon tetras. Each neon tetra needs of water. The aquarium will contain of water. How
1. 3 answers
2. 66 views
A public aquarium is being built to contain neon tetras. Each neon tetra needs 1.25 gallons of water. The aquarium will contain
1. 3 answers
2. 65 views
A rectangular park has an area of 1.36x10^8 ft^2. The length of the park is 1.6x10^4 ft. Divide the area by the length to find
1. 3 answers
2. 111 views
Divide 3.3 x 10^4 by 5.5x 10^7
1. 3 answers
2. 29 views
A city lunch program for seniors received a grant of 1.925 dollars. Divide that figure by the cost of $2.75 per lunch out how
1. 3 answers
2. 72 views
A city lunch program for seniors received a grant of 1.925x10^6 dollars. Divide that figure by the cost of $2.75 per lunch out
1. 3 answers
2. 299 views
A city lunch program for seniors received a grant of 1.925x10^6 dollars. Divide that figure by the cost of $2.75 per lunch out
1. 3 answers
2. 143 views
Solomon needs to distribute 10.5 gallons of perfume among 3.5x10^2 containers. How many gallons of perfume will be in each
1. 3 answers
2. 83 views
A large pavilion is made of 2.967 bricks there are 6.9 bricks per square foot. How many square feet is the pavilion? Write the
1. 3 answers
2. 41 views
For what value of a will 8x10^3 be larger than ax10^2?
1. 3 answers
2. 113 views
One second is approximately 0.0000115741 a day. What is this number in scientific notation?
1. 3 answers
2. 148 views
Place the numbers in descending order.2.3 × 10^-10;3.2 × 10^-10; 2.3 × 10^-12;2.3 × 10^-8
1. 3 answers
2. 52 views
Janiya found that her playlist will play for 3.8 × 10^2 seconds, 6.3× 10^5 minutes, 1.05 × 10^4 hours, or 4.39814 × 10^2
1. 3 answers
2. 135 views
A national park covers an area of 1.42 × 10^6 acres. A nearby national forest covers an area of 1.2 × 10^6 acres. What is the
1. 3 answers
2. 45 views
The distance from Venus to the sun is about 67,000,000 miles. The distance from Earth to the sun is about 2.6 × 10^7 farther.Wh
1. 3 answers
2. 86 views
Calculate 4.8 x 10^-3- 9.4 × 10^-6, Express the answer in scientific notation rounding to 2 decimal places.
1. 3 answers
2. 84 views
Light travels at an approximate rate of 1.9 x 10^5 mi./sec. There are about 3.2 x 10^7 seconds in a year. About how many miles
1. 3 answers
2. 267 views
The average tectonic plate moves at the rate of 0.006 m per year. How many meters would it move in 2 × 10^6 years? Write the
1. 3 answers
2. 90 views
An asteroid is heading toward Mars at the rate of 7.7 x 10^4 mi./hr. If the asteroid is 3.311 x 10^8 miles away from Mars, how
1. 5 answers
2. 442 views
A field of 3.9 mi^2 is being subdivided into 1.3 × 10^3 family gardens. How many square miles will there be in each garden?Writ
1. 3 answers
2. 66 views
Square root 31 + square root 31
1. 3 answers
2. 27 views
7 square root 5 - 4 square root 5
1. 3 answers
2. 33 views
Square root 29 - square root 29
1. 3 answers
2. 25 views
The tiles in a store are being compared. The diagonal of one tile is 9 square root 2 centimeters, and the other tile is 8 square
1. 3 answers
2. 51 views
3 square root 21 + 7 square root 21
1. 3 answers
2. 26 views
Square root 19 plus square root 19
1. 3 answers
2. 28 views
Three raised over square root 22 + 3 square root 22 + square root 22
1. 3 answers
2. 23 views
Add ‹ 22 + 3v 22 - v 22. (1 point)
1. 3 answers
2. 22 views
8 square root 23 - square root 23
1. 3 answers
2. 27 views
Jake runs 7 square root 6 miles on Monday and 5 square root 6 miles on Tuesday. What is the difference in miles run each day?
1. 3 answers
2. 56 views
Multiply nine square root of 3 × 6 square root of seven give an exact answer
1. 3 answers
2. 42 views
Multiply square root 11×6 square root of seven give an exact answer OK
1. 3 answers
2. 45 views
Multiply square root 11 × 6 square root of seven give an exact answer
1. 3 answers
2. 46 views
9√33/27√11
1. 3 answers
2. 35 views
Divide nine square root of 33 / 27 square root of 11 provide an exact answer
1. 3 answers
2. 27 views
What is the square root of 196
1. 3 answers
2. 33 views
What is the square root of 625
1. 3 answers
2. 24 views
What is the square root of -72 cubed simplified
1. 3 answers
2. 43 views
What is the cubic root 56
1. 3 answers
2. 25 views
Find the square root of 45
1. 3 answers
2. 25 views
What is three square root of seven
1. 3 answers
2. 25 views
What is 9 21 cubed
1. 3 answers
2. 20 views
Five square root 10
1. 3 answers
2. 21 views
10 square root five
1. 3 answers
2. 23 views
25 square root 10
1. 3 answers
2. 20 views
What is the circumference of a circle with a diameter of 8 kilometers? Estimate the circumference to the hundredths place using
1. 1 answer
2. 74 views
is the area of a circle with a radius of 2.1 miles? Estimate the area to the hundredths place using 3.14 for pi
1. 1 answer
2. 37 views
What is the area of a circle with a radius of 2.1 miles? Estimate the area to the hundredths place using 3.14 for pi
1. 1 answer
2. 43 views
What is the circumference of a circle with a diameter = 4 feet? Which of the following is the best estimation for thecircumferen
1. 1 answer
2. 27 views
What is the circumference of a circle with a diameter of 3.25 meters? Estimate the circumference to the hundredths place using
1. 1 answer
2. 28 views
What is the circumference of a circle with a radius of 2.5 feet? Estimate the circumference to the tenths place using 3.14 pi
1. 1 answer
2. 30 views
What is the area of a circle with a radius of 12 feet? Estimate the area to the hundredths place using 3.14 for pi
1. 1 answer
2. 54 views
What is the area of a circle with a diameter of 10 millimeters? Estimate the area to the tenths place using 3.14 for pi
1. 1 answer
2. 54 views
Add to square root 8+ square root 28+2 square root eight
1. 1 answer
2. 26 views
Add 2 square root 8 + square root 28 + 2 square root 8
1. 1 answer
2. 31 views
What is five cubed
1. 1 answer
2. 23 views
What is 3 square root five
1. 1 answer
2. 26 views
What is 3 5 cubed
1. 1 answer
2. 28 views
What is 3 x 5 cubed
1. 1 answer
2. 28 views
What is 3 and 5 cubed
1. 1 answer
2. 22 views
What is 3, 5 cubed
1. 1 answer
2. 23 views
What is 5 27 cubed
1. 1 answer
2. 23 views
What is 5 ∛27
1. 1 answer
2. 21 views
10 square root five rounded to the nearest home right now
1. 1 answer
2. 30 views
10 square root of five rounded to the nearest hundred
1. 1 answer
2. 41 views
Syivia likes to walk to work when the weather is nice. She works at the bank at the corner of 41st Street and Edison Avenue.Her
1. 1 answer
2. 71 views
Six square root six to the nearest 10th
1. 1 answer
2. 27 views
How did the election of 1796 increase political tensions?A. After the Revolution, women demanded an equal voice and vote in
1. 1 answer
2. 167 views
What was Hamilton's rationale for placing a tax on whiskey?A. He planned to use the tax to reduce the national debt. B. He
1. 1 answer
2. 78 views
How did Spain's refusal to destroy Negro Fort affect Florida?A. It led to General Jackson's troops' first invasion of the
1. 1 answer
2. 70 views
Use the excerpt to answer the question.Washington longed to retire to his fields at Mount Vernon. But he soon realized that the
1. 1 answer
2. 67 views
How would Clay's American System with high tariffs on imported goods have benefited the West and South?A. He expected that money
1. 1 answer
2. 80 views
Why did Jefferson and his Democratic Republican party oppose policies that favored manufacturing and trade?A. The Democratic
1. 1 answer
2. 55 views
Use the excerpt to answer the question.“The great rule of conduct for us in regard to foreign nations is, in extending our
1. 1 answer
2. 59 views
Use the excerpt to answer the question.The British blockade had hurt New England's sea trade. Also, many New Englanders feared
1. 1 answer
2. 48 views

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