Term 4 Maths Wrap-Up

Probability

100

What is the probability of flipping a coin and landing on heads? (give me fraction, decimal AND percentage)

1/2, 0.5, 50%

200

A bag has 3 red balls and 2 blue balls. What is the chance of picking a red ball randomly?

3/5 or 0.6 or 60%

300

Give me a decimal number that matches with word "unlikely." 

(Mr. W check answer) (anywhere from 0.1-0.4)

400

A spinner has 8 equal sections: 4 green, 2 yellow, 1 blue and 1 red. What is the probability you land on yellow OR red?

3/8

500

You roll two 6-sided dice. What is the probability the total of the dice = 7?

6/36 OR 1/6

Fraction / Decimal / Percentages

100

What is 1/4 as a percentage?

25%

200

Which is larger? 0.6 or 4/8?

0.6

(4/8 = 1/2 = 0.5)

300

Convert 4/5 to a percentage (%).

80%

400

What is 1/3 as a percentage?

33.3%

(.33333333333333...........)

500

A class of 25 students has 10 students who walk to school. What percentage of students walk?

40%

Data

100

What type of data uses words instead of numbers?

Categorical Data

200

I surveyed the class on their favourite foods. 12 people chose pizza, 8 chose pasta and 5 chose salad. What is the mode?

Pizza (12)

300

In this list of numbers: 2, 3, 7, 4, 9, 5, 3 – what is the median?

4

400

A class survey showed these ages: 10, 11, 12, 12, 13, 14. What is the mean age?

12

500

The scores of 10 students on a test were: 85, 70, 100, 75, 90, 65, 95, 85, 100, 80
What is the median score?

85

Terminology

100

Define "Mean" when it comes to data AND how to calculate it.

Average.

Add all results and divide by number of results. 

200

What is the name of the number that appears most in a data set?

Mode

300

A histogram chart shows what kind of data?

Numerical data that is showing ranges between numbers (e.g., 5-10)

400

Calculate the range in this data:

14, 22, 19, 27, 33, 18, 25, 29, 21, 30

19

500

Name the three things that Mr. Winter would always get us to add to our LINE graphs? (must get all 3!)

1. Axis titles

2. Data labels

3. Trendline

Financial

100

I have four $5 notes and ten 20c coins. How much money do I have?

$22.00

200

I earn $15 at every single market day (5 total). How much income did I receive?

$75.00

300

I paid my loan of $10.90 with a $20 note. How much change does Mr. Winter give me back?

$9.10

400

I bought a book that cost $22.90 with a $20 and $10 note. How much change should I receive?

$7.10

500

You buy 4 shirts for $22.50 each. What is the total cost?

$90.00