Probability(3 min)
Calculate the probability of rolling a 1
1/6
Solve
3x = 30
x = 10
1.3 + 2.4 =
3.7
Given
0, 4, 7, 7, 10, 10, 10
What is the mode?
10
How much milk does a cow produce yearly?
11 tonnes
Rolling an even number is likely. True or false
False it is even chance (50-50)
Solve
2x - 8 = 20
x = 14
9.12 - 8.151 =
0.969
Given
0, 0, 3, 7, 4, 6, 10, 10, 10, 10
What is the mean?
6
Which country has the most vending machines?
Japan
Find the probability of drawing less than 4 (a deck of cards)
9/52
Solve
50 - 7x = 15
x = 5
2.543 + 7 + 9.1234 =
18.6664
The range for a list of numbers is 27.
The smallest value is 87.
What is the largest value in the list?
114
What is Minnie Mouse's real name?
(also starts with an M!)
Minerva
A experiment is conducted of 50 different animals at zoo, counting which one eats meats and/vegetables. It was found that
10 animals eat both meats and vegetables, 5 animals eat meats but not vegetables, and 30 animals eat vegetables but not meats.
Find the probability of animals which don't eat both meats and vegetables.
5/50=1/10
Three angles form a straight line.
The two smaller angles are equal.
The largest angle is four times larger than each of the smaller angles.
Work out the size of the largest angle.
120 degrees
Stuart wants to raise $100 for the Rainbow Club charity. He already has three donations of $30.20, $10.50 and $5.00. How much does Stuart still need to raise?
$54.30
Belfast Giants have played 5 matches and the mean number of goals scored is 3
When they play the 6th match, the mean increases to 4. How many goals were scored in the 6th match?
9 goals
How many burgers does Mcdonald's sell every second?
(it is a multiple of 5)
75
Consider numbers 1 to 30.
What is the probability that a randomly selected number will be odd and prime number?
9/30=3/10
3, 5, 7, 11, 13, 17, 19, 23, 29
Three angles form around a point.
One angle is 80 degrees. The largest angle is three times larger than the smallest angle.
Workout the size of the smallest angle.
70 degrees
If a = 2.8, b = 1.31 and c = 3.928, find:
c - (b+b)
1.308
Five numbers have a range of 14.
Four of the numbers are 20, 22, 31 and 25.
Work out the two different possible values for the fifth number.
17 or 34
What is your maths teachers favourite type of cake?
cheesecake :)