7th grade review
Equations & Inequalities
Algebra
Angles
Riddles
10

Jihan is building a house and needs to purchase 36,000 feet of wood. How many yards does he need to purchase?

What is 12,000 yards?

10

Translate using the appropriate inequality sign: Muntaha has at least $20 in his wallet Let "m" equal the amount in Mike's wallet.

What is m > 20

10

Write an expression equivalent to: 14a - 4a + 5a - 3a

What is 12a

10

Angles 1 and angles 3 are vertical. If m<1 = 128 degrees, find m<3

128 degrees

10

I’m tall when I’m young, and I’m short when I’m old. What am I?

Candle

20

Simplify the expression: 10^3 times 10^-7

Hint: The bases are the same, so.....

What is 10*-4

20
Solve for j: -7j - 10 = 11
What is j = -3
20

27a + 24b - 30c 

Factor this expression

3(9a + 8b - 10c)

20

If two of the angles have a sum of 68 degress what is the measure of the third angle? 

112 degrees and Obtuse Triangle

20

What month of the year has 28 days?

All of them

30

A scale on a map reads: 1 cm = 75 miles If Kim measures the distance on the map bewteen to cities to be 5cm, what is the actual distance, in miles?

What is 375 miles.

30
Solve for y: 10y= 2(4y - 1)
What is y = -1
30

Simplfy the expression 12x - 4 + 3x

15x - 4

30

What does adjacent mean?

next to or close to something else, having a common vertex and a common side

30

What question can you never answer yes to?

Are you asleep yet?

40

Today, $1 USD = .6 Euros How many Euros would be equaivalent to $8 USD?

What is 4.8 Euros

40
Solve the equation below for x: 2(6 + 2x) = 8x
What is x = 3
40

Multiply: -10y(3x - 5)

-30xy + 50y

40

Angles 1 and 2 are complimetary. If angle 2 is 37 degrees what is the measure of angle 1?

53 degrees

40

A man dies of old age on his 25 birthday. How is this possible?

He was born on February 29.

50

Which is the better deal? $24.00 for 40 ounces OR $36.00 for 60 ounces?

Neither

50

Solve: 7x - 10 < 9x

What is x > -5

50

What is a correspondence?

Between two triangles, a correspondence is a pairing of each vertex of one triangle with one and only one vertex of the other triangle (Feb 28)

50

12x + 6x + 2x = 180 

what does x equal? 

x = 9


50

 What has hands, but can’t clap?

A clock

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