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MATH 7 JEOPARDY REVIEW

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MATH 7

JEOPARDY

REVIEW

Unit 1

What are the coordinates for of the following points?

A___ B _____ E _____ G _____ K _____ H _____

Unit 1

What are the coordinates for of the following points?

A(2,5) B (2,2) E (-6,-2) G (6,0) K (0,2) H (-5,2)

Unit 2

Place a decimal point in each sum without calculating. Show your thinking.

631.5 + 902.4 + 217.83 = 175173

Unit 2

Place a decimal point in each sum without calculating. Show your thinking.

631.5 + 902.4 + 217.83 = 175173

600 + 900 + 200 = 1700

The answer is 1751.73

Unit 3

Which pair of line segments is parallel?

Unit 3

Which pair of line segments is parallel?

A

Unit 4

What is 75% of 125?

Unit 4

What is 75% of 125?

93.75

Unit 5

Jorge tosses a coin and then rolls a four-sided die. Draw a tree diagram to show the sample space.

Unit 5

Jorge tosses a coin and then rolls a four-sided die. Draw a tree diagram to show the sample space.

Unit 6

List the factors of 16

Unit 6

List the factors of 16

1, 2, 4, 8, 16

Unit 7

What is the lowest common denominator of 6 & 8?

Unit 7

What is the lowest common denominator of 6 & 8?

24

Unit 8

Unit 8

Unit 9

What addition statement does each diagram represent?

Unit 9

What addition statement does each diagram represent?

(-2) + (+4) = (+2)

Unit 10

Study the pattern of rectangles made from toothpicks.

Draw the next rectangle in the pattern.

Unit 10

Study the pattern of rectangles made from toothpicks.

Draw the next rectangle in the pattern.

Unit 11

What equation does the following illustration represent.

3x + 2 = 8

Unit 11

What equation does the following illustration represent.

Unit 12

Order the data from smallest to largest.

State the mode and median.

13, 8, 9, 10, 8, 12, 12, 5, 8

___________________________________________

mode = ______ median = ______

Unit 12

Order the data from smallest to largest.

State the mode and median.

13, 8, 9, 10, 8, 12, 12, 5, 8

5, 8, 8, 8, 9, 10, 12, 12, 13

mode = 8 median = 9

Unit 1

Describe the following slide:

___ units _______

___ units _______

Unit 1

Describe the following slide:

2 units right

3 units down

Unit 2

A mechanic charges $45/hour to fix a car. If your car is in the shop for 7.5 hours and the parts cost $255.45 how much will the total bill be? Show your calculations.

Unit 2

A mechanic charges $45/hour to fix a car. If your car is in the shop for 7.5 hours and the parts cost $255.45 how much will the total bill be? Show your calculations.

7.5 x 45 + 255.45 = $592.95

Unit 3

What is line Q?

A. perpendicular bisectorB. base C. vertex D. angle bisector

Unit 3

What is line Q?

A. perpendicular bisectorB. base C. vertex D. angle bisector

Unit 4

Unit 4

Unit 5

A bowl has 10 peanuts: 3 salted, 2 barbecue flavoured, and unsalted. What is the probability of choosing a salted peanut?Give the probability of the favourable outcome as a fraction, a decimal, and a percent

Unit 5

A bowl has 10 peanuts: 3 salted, 2 barbecue flavoured, and unsalted. What is the probability of choosing a salted peanut?Give the probability of the favourable outcome as a fraction, a decimal, and a percent.

3/10 0.3 30%

Unit 6

Determine the greatest common factor for 24 & 32.

Factors of 32:

Factors of 24:

Unit 6

Determine the greatest common factor for 24 & 32.

Factors of 32: 1 , 2 , 4 , 8, 16, 32

Factors of 24: 1 , 2 , 3, 4 , 6, 8, 12, 24

GCF = 4

Unit 7

Unit 7

Unit 8

If a drum has a diameter of 38.5 cm, what length of wood is needed to make the frame? Show your answer to the nearest tenth of a unit.

Unit 8

If a drum has a diameter of 38.5 cm, what length of wood is needed to make the frame? Show your answer to the nearest tenth of a unit.

C = × d

C = 3.14 × 38.5 cm

C = 120.89 cm

Unit 9

What addition statement do the integers in the diagram represent? Solve it.

Unit 9

What addition statement do the integers in the diagram represent? Solve it.

(-6) + (+5) = (-1)

Unit 10

Write an expression for the following question.

Peter has a piece of rope. Teng gives him another 3m of rope. What is the total length of rope that Peter now has?

Unit 10

Write an expression for the following question.

Peter has a piece of rope. Teng gives him another 3m of rope. What is the total length of rope that Peter now has?

r + 3 = P

Unit 11

Solve for x:

19 = x +6

Unit 11

Solve for x:

19 = x +6

X = 19

Unit 12

On a test out of 10, six students had scores of 10, 3, 9, 6, 6, and 8. Find the mean of their test scores.

Unit 12

On a test out of 10, six students had scores of 10, 3, 9, 6, 6, and 8. Find the mean of their test scores.

7

Unit 1

Describe the following transformation:

Unit 1

Describe the following transformation:

270 counter clockwise

Unit 2

1 – 1 + 27 ÷ 3 + 12 x 5 + 12

Unit 2

1 – 1 + 27 ÷ 3 + 12 x 5 + 12

1 – 1 + 9 + 60 + 12

81

Unit 3

Calculate the area of the figure shown below.

Unit 3

Calculate the area of the figure shown below.

A = B x H

A = 22cm x 12 cm

A = 264 cm

2

Unit 4

A plumber charges $45 to come and unplug a drain. If GST is 6%, calculate the total cost for the plumber.

Unit 4

A plumber charges $45 to come and unplug a drain. If GST is 6%, calculate the total cost for the plumber.

$45 x 0.06 = $2.70

$45.00 + $2.70

$47.70

Unit 5

The probability of an accident occurring is P(accident) = 0.28. What is the probability that an accident does not occur?

Unit 5

The probability of an accident occurring is P(accident) = 0.28. What is the probability that an accident does not occur?

0.72

Unit 6

Add or subtract. Write your answers in lowest terms.

=

=

Unit 6

Add or subtract. Write your answers in lowest terms.

=

=

Unit 7

Write a mathematical statement for each diagram. Then, solve. Write each answer in lowest terms.

Unit 7

Write a mathematical statement for each diagram. Then, solve. Write each answer in lowest terms.

Unit 8

Jana is preparing the area for a circular helicopter-landing zone. The circular zone measures 15 m across. Find the area of the landing zone.

Unit 8

Jana is preparing the area for a circular helicopter-landing zone. The circular zone measures 15 m across. Find the area of the landing zone.

A = × r 2

A = × 7.52

A= 176.6 m2

Unit 9

Using integer chips or addition statements, solve the following.

- (-4) – (+3) =
- (+5) – (-8) =
- (-2) – (-6) =

Unit 9

Using integer chips or addition statements, solve the following.

- (-4) – (+3) = (-7)
- (+5) – (-8) = (+13)
- (-2) – (-6) = (+4)

Unit 10

Substitute to find the value for each expression.

7 + 3y when y =7

when s = 40

Unit 10

Substitute to find the value for each expression.

7 + 3y when y =7

28

when s = 40

4

Unit 11

Write an algebraic expression for each word statement.

a)eight more than two times a number

b)six times a number, less 3

Unit 11

Write an algebraic expression for each word statement.

a)eight more than two times a number

2x + 8

b)six times a number, less 3

6x - 3

Unit 12

For the following set of data, rewrite the values from smallest to greatest, and determine the range, median, mode, and mean.

5, 10, 11, 5, 3, 14

Ordered: ____________________

Range = ____________________

Median = ____________________

Mode= ____

Mean= ____

Unit 12

For the following set of data, rewrite the values from smallest to greatest, and determine the range, median, mode, and mean.

5, 10, 11, 5, 3, 14

Ordered: 3, 5, 5, 10, 11, 14

Range = 11

Median = 7.5

Mode= 5

Mean= 8

Unit 1

Rotate rectangle ABCD 180 about point D.

What are the coordinates of point B'?

Unit 1

Rotate rectangle ABCD 180 about point D.

What are the coordinates of point B'?

B‘ – (3,1)

Unit 2

Add brackets to make each statement true.

6 + 3 x 0.2 + 0.4 ÷ 2 -1 = 2.2

Unit 2

Add brackets to make each statement true.

(6 + 3) x 0.2 + 0.4 ÷ (2 -1) = 2.2

Unit 3

Find the area of the following triangle:

Unit 3

Find the area of the following triangle:

A = b × h ÷ 2

A = 2.4m × 12m ÷ 2

A = 28.8 m

2

Unit 4

A radio is on sale at 35% off the regular price of $35.99. How much is the discount? How much will you pay including a 5% discount?

Unit 4

A radio is on sale at 35% off the regular price of $35.99. How much is the discount? How much will you pay including a 5% discount?

$35.99 x 0.35 = $12.60 (discount)

$35.99 - $12.60 = $23.39

$23.39 x 0.05 = $1.17

23.39 + $1.17 = $24.56

The radio will cost $24.56 after taxes.

Unit 5

State the probability of each outcome. Write each answer asa fraction, a decimal anda percent.

1. You spin a spinner that has 5 equal sections: red, blue, green, yellow, and purple. The spinner stops at yellow.

2. A bag contains the letters C, D, D, A, S, T. You choose a D.

Unit 5

State the probability of each outcome. Write each answer asa fraction, a decimal anda percent.

1. You spin a spinner that has 5 equal sections: red, blue, green, yellow, and purple. The spinner stops at yellow.

1/5 0.2 20%

2. A bag contains the letters C, D, D, A, S, T. You choose a D.

2/6 or 1/3 0.33 33.3%

Unit 6

Jason needs 7/9 of can of paint to finish the dog house he built. His father gives him a used can of red paint where 4/9 has been used.

Is there enough paint left in the can? If not, how much more does Jason need?

Unit 6

Jason needs 7/9 of can of paint to finish the dog house he built. His father gives him a used can of red paint where 4/9 has been used.

Is there enough paint left in the can? If not, how much more does Jason need?

No, he still needs 2/9 of a can of paint.

Unit 7

Unit 7

Unit 8

The grade 7s in Ms. Turner’s class surveyed all of the grade 7 students in Rocky Mountain Middle School. They wanted to find out which sports the grade 7s most enjoyed playing. The following circle graph shows the survey results.

1. What fraction of the students chose soccer as their favourite sport? Put in lowest terms.

2. What percent of the students chose sports that were not listed in the survey?

Unit 8

The grade 7s in Ms. Turner’s class surveyed all of the grade 7 students in Rocky Mountain Middle School. They wanted to find out which sports the grade 7s most enjoyed playing. The following circle graph shows the survey results.

1. What fraction of the students chose soccer as their favourite sport? Put in lowest terms.

1/4

2. What percent of the students chose sports that were not listed in the survey?

5%

Unit 9

A bird flies above the water at a height of 35 m. A fish swimming directly underneath the bird is 9 m below the surface of the water. Calculate the distance between the bird and the fish.

Unit 9

A bird flies above the water at a height of 35 m. A fish swimming directly underneath the bird is 9 m below the surface of the water. Calculate the distance between the bird and the fish.

44 m

Unit 10

Which graph represents the linear relation shown in the table of values?

Unit 10

Which graph represents the linear relation shown in the table of values?

Unit 11

Evan is sewing trim on a pair of shorts. He needs four equal length pieces of trim to put two stripes down each side of the shorts. The teacher gives him a piece of black trim that is 185 cm long. He measures and cuts 4 equal lengths. He ends up with a small piece of leftover trim that is 13 cm long. How long is each piece of trim?

a)Write an equation to represent this situation.

b)Solve the equation and check your answer.

Unit 11

Evan is sewing trim on a pair of shorts. He needs four equal length pieces of trim to put two stripes down each side of the shorts. The teacher gives him a piece of black trim that is 185 cm long. He measures and cuts 4 equal lengths. He ends up with a small piece of leftover trim that is 13 cm long. How long is each piece of trim?

a)Write an equation to represent this situation.

4x + 13 = 185

b)Solve the equation and check your answer.

X = 43

4(43) + 13 = 185

172 + 13 = 185

185 = 185

Unit 12

A Grade 7 class is surveyed. Each student is asked, “How many siblings (brothers and sisters) do you have?” The results are shown in the chart.

- Determine the mean, the median, the mode, and the range.
- b)Are there any outliers in the data?

Unit 12

A Grade 7 class is surveyed. Each student is asked, “How many siblings (brothers and sisters) do you have?” The results are shown in the chart.

- Determine the mean, the median, the mode, and the range.
- mean: 1.6 median: 1 mode: 1 range: 7
- b)Are there any outliers in the data?7