All of a person's blood vessels can stretch out to about 60,000 miles.
The Earth's diameter is about 7,926 miles. How many times can the blood vessels wrap around Earth's circumference? |
In March 2020, President Trump signed a $2.2 trillion coronavirus rescue package.
There are about 3.2 million full-time teachers in the U.S. The average teacher salary in California during 2018-2019 is $82,282. With the $2.2 trillion, how many years can we pay this salary to all the teachers in the U.S.? |
We are told that the Milky Way has 300 billion stars, and the Universe has upwards of 70 sextillion stars.
Written in scientific notation, 70 sextillion is 7 x 10^22. Write the ratio of stars in the Universe to the stars in the Milky Way in scientific notation. |
Savethechildren.org is a 100-year-old organization that, in 2018 alone, reached more than 134 million children in 120 countries, including the U.S.
In 2018, Save the Children had a revenue of $881 million, an annual increase of over 9%. What is the revenue for 2019 if they hope to see the same rate of increase? |
A whale's intestine is about 8 times its body length, while a cow's intestine is 20 times as long as its body.
A whale's intestine is about 5.5 times longer than a cow's intestine. A cow is about 2 m long, and based on the numbers above, how long is a whale? |
The Earth's circumference is 24,901 mi. The world's population is about 7.8 billion.
During the coronavirus pandemic, everyone is asked to stay at least 6 feet away from other people to lessen the chance of catching COVID-19. If everyone stands 6 feet apart in a single line, how many times would this human "unlinked" chain wrap around Earth? (Ignore the fact that people will overlap each other as the chain loops on itself.) |
An ant can carry 50 times its own weight. But a certain species of dung beetle can pull 1,141 times its own body weight.
An ant weighs about 0.004 g, and a dung beetle weighs about 20 g. How many ants must work together to carry one dung beetle? How many ants can one dung beetle pull? |
DNA from one of your cells when uncoiled and placed end to end measures 6 feet. Your body has about 37.2 trillion cells.
The sun's circumference is 2.72 million miles. If all the body's DNA is connected into a strand, how many times would it wrap around the sun? |
As of April 1, 2020, the 972 sq-ft house (left) in Oak View, CA, is for sale for $519,000.
The other 3,610 sq-ft house is in Austin, TX. It's listed at $543,990. What is the ratio, in dollars per square foot, of Oak View to Austin? |