Which subset of the numbers contains the square root of 20?
real and irrational
100
Give an example of a perfect square.
Answers will vary
100
Which type of transformation changes the size of a shape?
dilation
200
Write 4.6 x 10^7 in standard form
46,000,000
200
7x - 14 = 35
7
200
Which subset of the real numbers contains 1/3?
real and rational
200
Which two consecutive whole numbers does the square root of 99 fall between?
9 and 10
200
What is it called when two shapes are the same size and same shape?
congruent
300
A company's profit of $1.66 x 10^5 will be shared equally by its 2,500 employees. How much money will each employee receive?
$66.40 or $6.64 x 10^1
300
Oceanside Bike Rental Shop charges 13 dollars plus 8 dollars an hour for renting a bike. Benny paid 45 dollars to rent a bike. How many hours did he pay to have the bike checked out ?
13 + 8x = 45
4 hours
300
Which subset of real numbers contains -7?
real, rational, integer
300
5^0
1
300
What is it called when two shapes are the same shape but different sizes?
similar
400
Dublin City Schools in Columbus spends 1.77 x 10^8 each year to education their children. Franklin City Schools spends 2.8 x 10^7 each year. What is the difference in cost between the two districts?
1.49 x 10^8
400
Alyssa bought a soft drink for 3 dollars and 8 candy bars. She spent a total of 43 dollars. How much did each candy bar cost ?
3 + 8x = 43
$5
400
True or false? All integers are rational numbers.
TRUE
400
4^-2 x 4^2
1
400
Point A is located at (6, 7). What are the coordinates of Point A after a 180 degree rotation?
(-6, -7)
500
As of January 15, 2014 the population of Earth was 7.137 x 10^9. The land area of Earth is approximately 510,000,000 square kilometers. What is the average number of people per square kilometer on Earth yesterday.
14 people
500
On Monday, 384 students went on a trip to the zoo. All 9
buses were filled and 6 students had to travel in cars. How many students were
in each bus ?
9x + 6 = 384
42 students
500
True or False? A repeating decimal is an irrational number.
FALSE
500
3^-3
1/27
500
Point B is located at (9, -12). What are the coordinates of Point B after a dilation by a scale factor of 1/3?