WorksheetsY7 Sets and probability - pre-assessment
Total questions: 20
Worksheet time: 11mins
Here are some cards with letters on. Bob picks a card randomly from the card shown in the picture. What is the probability that he picks the letter "M"
0.25
1/8
100%
25
Here are some cards with letters on. Bob picks a card randomly from the card shown in the picture. What is the probability that he picks the letter "A"
0.25
1/8
100%
25
Here are some cards with letters on. Bob picks a card randomly from the card shown in the picture. What is the probability that he does not pick the letter "S"
0.25
1/8
100%
25
choose from the sets for the description "multiples of 3"
A = {3,6,9,15}
B = {1,2,3,6,18}
C = {3,5}
D = {2,4,6,8,10}
choose from the sets for the description "odd numbers"
A = {3,6,9,15}
B = {1,2,3,6,18}
C = {3,5}
D = {2,4,6,8,10}
choose from the sets for the description "all the factors of 16"
A = {3,6,9,15}
B = {1,2,4,8,16}
C = {3,5}
D = {2,4,6,8,10}
List the elements of A
1,3,5,6,7,
2,4,8,10
56
1,3,5,6,
List the elements of A ∩ B
7
2,4,8,10
56
1,3,5,6,
List the elements of the complement of A ∪ B
7
2,4,8,10
56
1,3,5,6,
what set represents 2,4,8,10
Complement of A
Complement of B
B+A∩B
B+A∪B
The table shows the socks in one of Mr Martin's drawers. What is the probability that a sock chosen at random will be pink (as a decimal) ?
(a)
The table shows the socks in one of Mr Martin's drawers. What is the probability that a sock chosen at random will be black (as a percent to 1 decimal place) ?
(a)
ξ = {1,2,3,4,5,6,7,8,9,10}
A ={Even numbers}
B = Multiples of 5
Complete the Venn diagram to show this information
Mr Martin pulls a sock at random from a suitcase that contains black, gray, white, and blue socks. what is the probability if it not being black or gray?
(a)
Mr Martin pulls a sock at random from a suitcase that contains black, gray, white, and blue socks. what is the probability if it being blue?
(a)
what could B be?
Probability of Yesterday being Saturday
Probability of you being alive to read this
probability of choosing a red card from a standard deck of playing cards
probability of winning if you have one ticket and there are three others in a lottery
Probability of loosing when the odds are 3 to 9
what could C be?
Probability of Yesterday being Saturday
Probability of you being alive to read this
probability of choosing a red card from a standard deck of playing cards
probability of winning if you have one ticket and there are three others in a lottery
Probability of loosing when the odds are 3 to 9
what could D be?
Probability of Yesterday being Saturday
Probability of you being alive to read this
probability of choosing a red card from a standard deck of playing cards
probability of winning if you have one ticket and there are three others in a lottery
Probability of loosing when the odds are 3 to 9
what could E be?
Probability of Yesterday being Saturday
Probability of you being alive to read this
probability of choosing a red card from a standard deck of playing cards
probability of winning if you have one ticket and there are three others in a lottery
Probability of loosing when the odds are 3 to 9
how confident are you feeling about the assessment
:(
:|
:)
¯\_(ツ)_/¯
