2x -12 = 21
16.5
what's the chance of getting heads when flipping an un-biased coin
1/2
Find the highest number 2,3,9,4,7,2,7,9,17,8,,14,9
17
Calculate the perimeter of this triangle to 2 decimal places, use 2 decimal places when finding all sides.
56.63
What brand is my laptop?
Fujitsu
8x + 76 = 234
19.75
I have a bag of 40 lollies, 27 are green, 4 are red, the remainder is blue. what's the chance that I pick out a blue lolly?
9/40
Find the average 3/4/5/9/7/10/14/35/6/17
10
If you have 10 times 30 cm rulers and you put them together, how long is the ruler line
300cm or 3 metres
if you read 47 pages of a book per hour, how long would it take you to read 564 pages? (Days)
12 hours or 1/2 a day
4x8 - 27 = 642
20.9
there are 20 kids in a class, 8 like soccer and cricket. 3 don't do any sport and 4 play only cricket. show this data in a Venn diagram?
3= NO sport
4= Cricket
8= Both
5= soccer
there is a primary school of 430 kids, from grades 1-4 there are 327 kids. if half of grade 5 is left-handed then 26 kids are right-handed. how many kids in year 6?
51 kids in grade 6
Jack & Jill sat on a hill that was 47m above the ground below them, the ground below them is 234m above see level. How far above -27 sea level are they?
308m
Jimmy is 7 years and 7 months old. How many weeks till he is 21 years old?
733 weeks
6x-9/3 + 17 = 72
4.555
What is the probability that a 2 or 5 is rolled on a dice
2/6 or 1/3
what is the difference between mean, mode, median
mean is averge, mode is most common number and median is middle number
If Bens head had a radius of 18cm. What is the circumference?
113.097cm
Oliver had grown 10cm on average each year since birth. How tall is he at 69 years old if he was born at 63cm
753cm tall or 24"7
42069x - my age/21 + 213 = 345678
172.4495234
One hundred people line up to board an airplane. Each has a boarding pass with assigned seat. However, the first person to board has lost his boarding pass and takes a random seat. After that, each person takes the assigned seat if it is unoccupied, and one of unoccupied seats at random otherwise. What is the probability that the last person to board gets to sit in his assigned seat?
1/2
what is the mean mode and median for these numbers
3, 5, 6, 6, 6, 8, 12, 17, 22, 34, 51
mean 14.72, mode = 6, median = 8
How long is a 30cm ruler in inches? NO SEARCHING UP
11.81102362
If I am a mut and your mum is 42 years old, an octopus has 8 tentacles and you have to be home by 9:30 tonight. What colour is the bottom half of my bed?
Black