Algebra and Relations
x=11
What is the probability of rolling a dice and getting a 5?
1/6
1/3+4/9=
7/9
What is the formula for the area of a triangle
1/2 times base times height
Write an equation
Two less than 5 times a number is 13
5x-2=13
What is the name of x in an equation?
Variable
If I put all the numbers in order then find the middle number, what am I calculating?
Median
1.2X2.5=
3
Draw an 10 sided shape that looks the same after a 180 degree roation, but different after a 90 degree rotation.
Answers will vary
Jackson is buying a new hat for $15, but there is a tax of 9%, what is the price after tax?
$16.35
x/3 + 4 =2
x=-6
Find the mode.
1,8,3,5,1,2,4,3
1 and 3
4 1/4 - 2 2/3 =
1 7/12
Find the area of a circle with diameter 8m, leave your answer to 2dp. Pi=3.14
50.24 meters squared
Hendo wants to make some tacos for a party on Tuesday, he will make 3 tacos for each person plus 6 extra just in case. If he makes 45 tacos, how many people will be at the party. Write an equation and then solve it.
3x+6=45
There will be 13 people at the party.
Write an equation for this pattern
9,5,1,-3,-7
-4x+13
Draw a probability table for rolling a dice two times, include all the results
Check Boards
14.5 / 3.4 =
Give your answer to 2 decimal places
4.26
Give an example of a pair of parallel lines in real life, explain how you know they are parallel.
Varied answers
Bert owns a lawnmowing company, he is asked to mow a 2 lawns for a customer. One is triangular and the other is a circle. The triangle lawn has a base of 4m and a height of 6m. The circular one has a radius of 3m. If it takes him about 1 hour to mow 3 square meters, how long will it take to complete the job?
Solve this puzzle. (Think outside of the box)
10+3=1
9+5=2
11+6=?
5
Look at the clock!
What is the probability of rolling a prime number on a dice and then flipping a coin and getting heads.
1/4
1.3 + 4.5 - 5.6 X 2.4 + 11.04/2.3=
-2.84
Find an object in the class, whose area is about 100cm2, closest wins
Closest wins
If a snail can move at about 1 and 1/3 km/h and a slug can move at about 2 and 2/5 km/h. how far apart will they be after 3 hours, assuming they are going in opposite directions.
11.2km