Data
Bill recorded how many red, green and blue socks he had in his drawer. What sort of data would he have collected?
A Categorical
B Numerical
A Categorical
Solve x+9=2
x=-7
What is 0.21+0.9?
1.11
Mary's mother has four children. Three of their names are April, May and June. What is the name of the fourth child?
Mary
Numbers such as 4,9, 25 and 49 are called ____________ numbers.
Square
In an Australian election, every citizen over the ages of 18 must vote. Is this a census or a sample?
Census
Solve 4x-6=22
x=7
What is 0.2 x 5.1?
1.02
"All dogs have tails.
A cow has a tail.
Therefore, a cow is a dog."
Is this argument valid?
No
Numbers that do not have a finite or recurring decimal form, such as the square root of 2, are called __________ numbers.
irrational
What is the name of the graph where there is one rectangle that is broken up into different size areas where each area represents a proportion?
Divided Bar Graph
Solve 2(x+3)+5=23
x=6
What is 15.65 divided by 5?
3.13
A big bird and a little bird were sitting in a tree.
The little bird is the son of the big bird.
The big bird is not the father on the little bird.
How is the big bird related to the little bird?
The big bird is the little bird's mother.
What 2016 film starred Taraji P. Henson, Octavia Spencer, and Janelle Monae as real-life NASA mathematicians from the 1960s?
Hidden Figures
What sort of data can you use line graphs for?
A Any numerical data
B Any data you like
C Discrete numerical data only
D Continuous numerical data only
D Continuous numerical data only
Solve 4x-5=2x+17
x=11
What is 13.05 divided by 0.4?
32.625
You reach a fork in a road: one path leads to Knight street while the other leads to Knave street.
You encounter a man who you know is either from Knight street or Knave street.
If he is from Knight street, he will tell the truth, and if he is from Knave street, he will lie.
What question can you ask him to find out which way Knight street is?
Which way are you from?
6, 28, 496, and 8128 are the smallest four ____________ numbers.
perfect
On a sector graph which shows people's favourite foods, the sector "chocolate" has size 144 degrees. If 70 people were surveyed to create the sector graph, how many people said chocolate was their favourite food?
28
Simone had some books. She lost one third of them and then gave 7 to her friend. She now has 13 books. How many books did she have to begin with?
30
Samantha is baking cupcakes. She can make 6 cupcakes using 4.5 cups of sugar. How many cups of sugar would she need for 10 cupcakes?
7.5 cups of sugar
Runners Arya, Balu, Chiru, and Dinesh participate in a race.
They were the race's 1st through 4th place finishers.
The runners in 1st and 4th places make true claims.
The runners in 2ndand 3rd places make false claims.
Arya says - I finished after Chiru.
Balu says - I am the 3rd place runner.
Chiru says - I am not the 4th place runner.
Dinesh says - I finished before Balu.
What place did runner Arya finish?
4th place
Who is believed to be the first mathematician to have defined a concept of zero as a number?
A John von Neuman
B Brahmagupta
C Archimedes
D Brad Pitt
B Brahmagupta