Algebra
Write 240 as a product of its prime factors.
2 × 2 × 2 × 2 × 3 × 5 or 24 x 3 x 5
The mode of 1, 3, 3, 3, 4, 6, 6, 6
3 and 6
A straight line has equation 4y – 5x = 2
Work out the gradient of the line perpendicular to this line
-4/5
The name of an angle that measures between 90° and 180°
obtuse
What day is today?
Tuesday
Round 0.739033 to 4 significant figures (4 s.f.)
0.7390
What can we conclude about the Data when the interqurtile range is small
the data is consistent
What does the gradient of a distance-time graph represent
speed
The sum of exterior angles of a polygon
360°
A*
Write down the value of 3-3
1/27
What type of data is this: eye color
categorical/qualitative
What does the gradient of a speed-time graph represent?
Acceleration
The bearing of A from B is 210˚, what is the bearing of B from A
030˚
How many pets does your Math teacher have?
9
In a sale normal prices are reduced by 20%. A washing machine has a sale price of $464.
By how much money is the normal price of the washing machine reduced?
$116
What are the two types of graph for continuous data
histogram and cumulative frequency graph
A tennis court is a rectangle with length 23.7m and width 10.9m, each correct to 1 decimal place.
Calculate the upper and lower bounds of the perimeter of the court.
69.4 and 69[.0]
How do we find sum of interior angles in a polygon with n sides
180*(n-2)
How old is your Math teacher?
24
Ian invested an amount of money at 3% per annum compound interest. At the end of 2 years the value of investment was $2652.25.
Work out the amount of money Ian invested.
$2500
Sami asked 60 people which sports they liked from rugby, football and cricket.
8 people like all three sports. 17 people like rugby and football. 13 people like football and cricket. 19 people like rugby and cricket. 35 people like football. 27 people like cricket 30 people like rugby.
How many people liked neither rugby or football or cricket?
9
The download times for the music, films and books are in the ratio
music : films : books = 2 : 9 : 1.
The total download time is 3 hours and 33 minutes.
Calculate the download time for the films.
Give your answer in hours, minutes and seconds.
2 hours 39 mins 45 secs
What is the name of a polygon with six sides(10 seconds)
hexagon
What is 1+1?
2