Sets
{ }
What is the empty set?
Will a Venn Diagram showing democrats and republicans intersect?
no
True or false: The price of tuition has tripled since my parents were in school... that's a 200% increase in price?
true... 100% of tuition they paid, plus 200%, makes 300% total. Aka.. tripled
A movie ticket went from $10 to $12. What is the percent increase?
20%
The name of the Kauai bird that went extinct
O'o
{1, 2, 3, ...}
What are all natural (counting) numbers?
Will a Venn Diagram showing fruits and apples intersect?
yes
The price of a four star meal has increased from $100 by 200%. How much is a meal now?
$300
120%
How old is Kauai approximately
5,000,000 years
{red, yellow, blue}
What are the primary colors?
I add six to 11, and get 5. How is this correct?
What is, think of a clock.
Suppose the value of a home changed by -20% over a few years. Is this possible, and what does it mean?
Yes, it means it lost value.
A town increased in size from 50,000 to 75,000 people. What is the absolute change in people?
25,000
12 most days, 11:30 on wednesdays
The set including all primes between 5 and 26.
What is {9, 16, 25}?
What number becomes even when you take away one letter from it?
What is 7
A friend has a textbook that cost $150. He says he'll sell it to you for 50% off. How much will it cost you?
A town increased from 50,000 to 75,000. What is the relative change in people?
50% increase
How many planets are there in our solar system
8 (sorry, Pluto)
The set including all even numbers between, but not including, 2, 10, and 20.
What is {4, 6, 8, 12, ..., 18}?
What number do you get when you multiply all the numbers on a telephone dial pad?
What is 0
You do some things to reduce your energy bill. You end up saving 120% off your bill. If you original bill was $100, how much is your new bill?
What is -$20
I have an average of 60%. I want to increase my grade to 70% by getting an 80% on the final. The final is worth 25% of the grade. Is this possible
yes
What is Bismarck