Find the mode in this set of data:
15, 76, 4, 15, 52, 3
15
100
Is "Number of Ornaments" a categorical or numerical variable?
numerical
100
5 + 10 - 2 =
13
100
What is an acute angle?
An angle that is less than 90 degrees
200
50 x 40 =
2,000
200
Find the median in this set of data:
2, 6, 8, 15, 27
8
200
Would you measure your height in inches, yards, or miles?
inches
200
2 + 3 x 6 =
20
200
Santa is building a pen for his reindeer. The length of the pen is 20 feet and the width is 30 feet. How much fencing does Santa need to put around the perimeter of the pen?
100 feet
300
300 x 20 =
6,000
300
Find the median in this set of data:
2, 6, 3, 8, 1
3
300
The temperature is 20 degrees at 8:00 a.m. It drops 50 degrees before recess. What is the temperature at recess?
-30 degrees
300
20 - 16 / 4 =
16
300
50 x 500 =
25,000
400
Use conveinent numbers to multiply:
47 x 32 =
50 x 30 = 1,500
400
Find the mean of the set of data:
3, 6, 1, 5, 5
3 + 6 + 1 + 5 + 5 = 20 20 / 5 = 4
400
Mrs. Kanas buys a hermit crab and it turns out to be magic. It doubles every day for 4 days. How many hermit crabs does Mrs. Kanas have on the 4th day?
16 hermit crabs
400
14 - 5 x 2 =
4
400
The temperature is -20 degrees in the morning. It warms up 30 degrees by lunch. What temperature is it at lunch?
10 degrees
500
Use conveinent numbers to multiply:
89 x 37 =
90 x 40 = 3,600
500
Find the mean of the set of data:
10, 10, 20, 10, 5
10 + 10 + 20 + 10 + 5 = 55 55 / 5 = 11
500
Jimmy walks to school every morning. He leaves his house at 8:00 a.m. He walks for 15 minutes, stops at his friend's house for 5 minutes, and then walks another 10 minutes to school. What time is it when Jimmy arrives at school?